W4147: Managing Plant Microbe Interactions in Soil to Promote Sustainable Agriculture

(Multistate Research Project)

Status: Active

SEAS-422 Reports

02/19/2019

Peer-reviewed 


Aiello, D, Hansen, ZR, Smart, CD, Polizzi, G, and Guarnaccia, V 2018 Characterization and mefenoxam sensitivity of Phytophthora spp. from ornamental plants in Italian nurseries. Phytopathologia Mediterranea 57:17-28 


Akinrinlola, R. J., Yuen, G. Y., Rhae A. Drijber, and Adesemoye, A. O. 2018. Evaluation of bacillus strains for plant growth promotion and predictability of efficacy by in vitro physiological traits. International Journal of Microbiology Volume 2018 (ID 5686874): 1-11. Doi.org/10.1155/2018/5686874. 


Bowsher, Alan W; Evans, Sarah; Tiemann, Lisa K; Friesen, Maren L. 2018.  Effects of soil nitrogen availability on rhizodeposition in plants: a review. Plant and Soil  423(1-2):59-85 


Cho, G., Kim, J., Park, C., Nislow, C., Kwak, Y., Weller, D.M. 2018. Caryolan-1-ol, an antifungal volatile produced by Streptomyces spp., inhibits the endomembrane system of fungi. The Open Biology Journal. 7:170075.

Cheng, W., Cheng, J., Nie, Q., Huang, D., Yu, C., Zheng, L., Cai, M., Yu, Z., Zhang, J., Thomashow, L.S., Weller, D.M. 2017. Volatile organic compounds from Paenibacillus polymyxa KM2501-1 control Meloidogyne incognita by multiple strategies. Scientific Reports. 7:16213.  

Coates, R., Bowen, B.P., Oberortner, E., Thomashow, L.S., Hadjithomas, M., Zhao, Z., Ke, J., Silva, L., Louie, K., Wang, G., Robinson, D., Tarver, A., Hamilton, M., Lubbe, A., Feltcher, M., Dangl, J., Pati, A., Weller, D.M., Northen, T.R., Cheng, J., Mouncey, N.J., Deutsch, S.,


Drake, I., J.F. White, F. Belanger. 2018. Identification of the fungal endophyte of Ammophila breviligulata (American beachgrass) as Epichloë amarillans. Peer J. 6:e4300 https://doi.org/10.7717/peerj.4300(1) 


Fuerst EP, James MS, Pollard AT, Okubara PA. 2018. Defense enzyme responses in dormant wild oat and wheat caryopses challenged with a seed decay pathogen. Front. Plant Sci. 8:2259. 


Fukada, H., Derie, M.L., Shishido, M, and du Toit, L.J. 2018. Phomopsis black root rot of cucumber in Washington State caused by Diaporthe sclerotioides. Plant Disease 102:1657. 


Ge, T., Jiang, H.H., Hao, J.J., Johnson, S.B. 2018. First report of Pectobacterium parmentieri causing bacterial soft rot and blackleg on potato in Maine. Plant Disease 102: 437. DOI: 10.1094/PDIS-05-17-0659-PDN.R2. 


Ginnan NA, Dang T, Bodaghi S, Ruegger PM, Peacock, BB, McCollum G, England G, Vidalakis G, Roper C, Rolshausen P, Borneman J. 2018. Bacterial and Fungal Next Generation Sequencing Datasets and Metadata from Citrus Infected with Candidatus Liberibacter asiaticus. Phytobiomes 2:64-70. 


Gorny, A. M., Hay, F. S., Wang, X., and Pethybridge, S. J. 2018. Isolation of nematode DNA from 100 g of soil using Fe3O4 super paramagnetic nanoparticles. Nematology 20:271-283.10.1163/15685411-00003140


Han, S., Jiang, N., Li, Q., Kan, Y., Hao, J., Li, J., and Luo, L. 2018. Detection of Clavibacter michiganensis subsp. michiganensis in viable but nonculturable state from tomato seed using improved qPCR. PLoS One. 2018; 13(5): e0196525. DOI: 10.1371/journal.pone.0196525. 10.1371/journal.pone.0194436. 


Hsiao, C.-J., Sassenrath, G.F., Zeglin, L., Hettiarachchi, G.M., Rice, C.W. 2018. Vertical stratification of soil microbial properties in claypan soils. Soil Biology and Biochemistry. 121L154-164. doi.org/10.1016/j.soilbio.2018.03.012 


Irizarry, I., J. F. White. 2018. Bacillus amyloliquefaciens alters gene expression, ROS production, and lignin synthesis in cotton seedling roots.  J. Applied Microbiology 124: 1589-1603. doi:10.1111/jam.13744 


James, M.S., Pollard, A.T., Okubara, P.A., Fuerst, E.P. 2018. Defense enzyme responses in dormant wild oat and wheat caryopses challenged with a seed decay pathogen. Frontiers in Plant Science. Vol. 8, article 2259. 


Knerr, A.J., Wheeler, D., Schlatter, D., Sharma-Poudyal, D., du Toit, L.J., and Paulitz, T.C. 2019. Arbuscular mycorrhizal fungal communities in organic and conventional onion crops in the Columbia Basin of the Pacific Northwest USA. Phytobiomes 2: in press. http://dx.doi.org/10/.1094/PBIOMES-05-18-0022-R

Leisso, R., Rudell, D., and Mazzola, M. 2018. Novel axenic methods for targeted apple rootstock rhizodeposit metabolic profiling indicate genotype specific differences and validate quantitative contributions from vegetative growth.  Frontiers in Plant Science 9:1336. 


Koch, E., J.O. Becker, G. Berg, R. Hauschild, J. Jehle, J. Köhl, and K. Smalla 2018. Biocontrol of plant diseases is not an unsafe technology! Journal of Plant Diseases and Protection 125(2): 121–125. https://doi.org/10.1007/s41348-018-0158-4 http://rdcu.be/JrGD 


Lata, R., S. Chowdhury, S. K. Gond, J.F. White, Jr. 2018. Induction of abiotic stress tolerance in plants by endophytic microbes. Letters in Applied Microbiology. DOI: 10.1111/lam.12855. 


Mahoney, A.K., Babiker, E.M., See, D.R., Paulitz, T.C., Okubara, P.A., Hulbert, S.H. 2017. Analysis and mapping of Rhizoctonia root rot resistance traits from the synthetic wheat (Triticum aestivum L.) line SYN-172. Molecular Breeding. https://doi 10.1007/s11032-017-0730-9 


Manici, L. M., Caputo, F., Sacca, M. L., Kelderer, M., Nicoletti, F., Topp, A. R. and Mazzola, M. 2018. Involvement of Dactylonectria and Ilyonectria spp. in tree decline affecting multi-generational apple orchards. Plant and Soil 425:217-230.


Mavrodi, D., Mavrodi, O., Elbourne, L., Tetu, S., Bonsall, R., Parejko, J., Yang, M., Paulsen, I., Weller, D.M., Thomashow, L.S. 2018. Long-term irrigation affects the dynamics and activity of the wheat rhizosphere microbiome. Frontiers in Plant Science. https://doi.org/10.3389/fpls.2018.00345. 

Okubara, P.A., Kumar, N., Hohenarter, L., Graham, D., Kandel, S., Doty, S.L., Micknass, U., Kogel, K.H., Imani, J. 2017. Inhibition of plant-interacting microbes by Vegelys®, an Allium-based antimicrobial formulation. Journal of Biology and Nature. 8,issue2, pp. 40-51.


Mazzola, M., Muramoto, J., and Shennan, C. 2018. Anaerobic disinfestation induced changes to the soil microbiome, disease incidence and strawberry fruit yields in California field trials. Applied Soil Ecology 127:74-86. 


Moein, S., Mazzola, M., Ntushelo, N. S., and McLeod, A. 2018. Apple nursery trees and irrigation water as external inoculum sources of apple replant disease in South Africa. European Journal of Plant Pathology (in press). 


Obasa, K., Adesemoye, A.O., Obasa, R., Moraga-Amador, D., Shinogle H., Alvarez, S. Endohyphal Bacteria Correlated with Virulence, Increased Expression of Fumonisin Biosynthetic Genes, and Production of Fumonisin and Macroconidia in a Fusarium fujikuroi Isolate from Wheat. Phytobiome (Submitted).


Parikh L. and Adesemoye, A. O. 2018. Impact of delivery method on the efficacy of biological control agents and the virulence of Fusarium root rot pathogen in the greenhouse. Biocontrol Science and Technology 28:12, 1191-1202. DOI:10.1080/09583157.2018.1520198: 1-12. 


Parikh, L., Eskelson, M. J., Adesemoye, A. O. 2018. Relationship of in vitro and in planta screening: improving the selection process for biological control agents against Fusarium root rot in row crops. Archives of Phytopathology and Plant Protection 51: 156-169. 


Paulitz, T.C., Schlatter, D.C., Kinkel, L., Thomashow, L.S., Weller, D.M. 2017. Disease Suppressive Soils:  New Insights from the Soil Microbiome. Phytopathology 107:1284-1297 


Peritore-Galve, F.C., Schneider, D.J., Stodghill, P., Yang, Y., Thannhauser, T.W., and Smart, CD (2018) Proteogenomic protein profile of Clavibacter michiganensis subsp. michiganensis. Proteome in press. 


Pethybridge, S. J., and Nelson, S. C. 2018. Estimate, a new iPad application for assessment of plant disease severity using photographic standard area diagrams.  Plant Dis. 102:276-281. http://apsjournals.apsnet.org/doi/pdf/10.1094/PDIS-07-17-1094-SR


Pethybridge, S. J., Hay, F. S., Gorny, A. M., and Kikkert, J. R. 2018. Spatiotemporal attributes and crop loss associated with tan spot epidemics in baby lima bean in New York.  Plant Dis. 102:405-412. http://apsjournals.apsnet.org/doi/pdf/10.1094/PDIS-07-17-1096-RE.


Pethybridge, S. J., Kikkert, J. R., Hanson, L. E., and Nelson, S. C. 2018. Challenges and prospects for building resilient disease management strategies and tactics for the New York table beet industry. Review Article. agronomy 8(7):112. http://www.mdpi.com/2073-4395/8/7/112. Selected as cover story and home page for issue: http://www.mdpi.com/2073-4395/8/7


Rowe, Shawna L; Norman, Jeffrey S; Friesen, ML; 2018. Coercion in the Evolution of Plant–Microbe Communication: A Perspective. Molecular Plant-Microbe Interactions 31(8):789-794

Schillinger, W., Paulitz, T.C. 2018. Canola versus Wheat Rotation Effects on Subsequent Wheat Yield. Field Crops Research 223:26-32. 

Schlatter, D.C., Burke, I., Paulitz, T.C. 2018. Succession of fungal and oomycete communities in glyphosate-killed wheat roots. Phytopathology 108:582-594. 

Schlatter, D.C., Yin, C., Hulbert, S., Burke, I., Paulitz, T.C. 2017. Subtle impacts of repeated glyphosate use on wheat-associated bacteria are small and depend on glyphosate use history. Applied and Environmental Microbiology https://doi.10.1128/AEM.01354-17. 

Sharma-Poudyal, D., Schlatter, D.C., Yin, C., Hulbert, S., Paulitz, T.C. 2017. Long-term No-Till: A Major Driver of Fungal Communities in Dryland Wheat Cropping Systems. PLoS One. 12:10.1371/journal.pone.0184611. 

Schlatter, D.C., Schillinger, W.F., Bary, A.I., Sharratt, B.S., Paulitz, T.C. 2017. Biosolids and conservation tillage: Impacts on soil fungal communities in dryland wheat-fallow cropping systems. Soil Biology and Biochemistry. 115:556-567.


Schlatter, D.C., Yin, C., Hulbert, S., Burke, I., Paulitz, T.C. 2017. Location, Root Proximity, and Glyphosate-use History Modulate the Effects of Glyphosate on Fungal Community Networks of Wheat. Microbial Ecology. https://doi.org/10.1007/s00248-017-1113-9. 

Schlatter, D.C., Schillinger, W.F., Bary, A.I., Sharratt, B.S., Paulitz, T.C. 2018. Dust-associated Microbiomes from Dryland Wheat Fields Differ with Tillage Practice and Biosolids Application. Atmospheric Environment. 185:29-40. 

Schlatter, D.C., Kahl, K., Carlson, B.R., Huggins, D.R., Paulitz, T.C. 2018. Fungal community composition and diversity vary with soil depths and landscape position in a no-till wheat cropping system. FEMS Microbiology Ecology. https://doi.org/10.1093/femsec/fiy098. 


Shah, D. A., Dillard, H. R., and Pethybridge, S. J. 2018. Hierarchical models for white mould in snap bean. Plant Pathol. 67:145-155. 


Shennan, C., Muramoto, J., Koike, S., Baird, G., Fennimore, S., Samtani, J., Bolda, M., Dara, S., Daugovish, O., Lazarovits, G., Butler, D., Rosskopf, E., Kokalis-Burelle, N., Klonsky, K. and Mazzola, M. 2018. Anaerobic soil disinfestation is a potential alternative to soil fumigation for control of certain soil-borne pathogens in strawberry production. Plant Pathology 67:51-66. 


Siefert, Andrew; Zillig, Kenneth W; Friesen, Maren L; Strauss, Sharon Y; 2018. Soil microbial communities alter conspecific and congeneric competition consistent with patterns of field coexistence in three Trifolium congeners Journal of Ecology 106(5):1876-1891 


Sun, W., Z. Xiong, L. Chu, W. Li, M. Soares, J. F. White, H-Y. Li. 2018. Bacterial communities of three plant species from Pb-Zn contaminated sites and plant-growth promotional benefits of endophytic Microbacterium sp. (strain BXGe71).  J. Hazardous Materials DOI 10.1016/j.jhazmat.2018.02.003.


Wang, X., Glawe, D.A., Kramer, E., Weller, D.M., Okubara, P.A. 2018. Biological control of Botrytis cinerea: interactions with native vineyard yeasts from Washington State. Phytopathology 108:691-701. https://apsjournals-apsnet-org.nal.idm.oclc.org/doi/pdf/10.1094/PHYTO-09-17-0306-R.

Wang, L., and Mazzola M. 2018. Effect of soil physical conditions on emission of allyl isothiocyanate and subsequent microbial inhibition in response to Brassicaceae seed meal amendment. Plant Disease doi.org/10.1094/PDIS-08-18-1389-RE 


Verma, S., J. F. White. 2018. Indigenous endophytic seed bacteria promote seedling development and defend against fungal disease in browntop millet (Urochloa ramosa L.). J. Applied Microbiology. DOI 10.1111/jam.13673 


Verma, S.K., K.L. Kingsley, M.S. Bergen, K.P. Kowalski, J.F. White. 2018. Fungal disease protection in rice (Oryza sativa) seedlings by growth promoting seed-associated endophytic bacteria from invasive Phragmites australis. MDPI: Microorganisms.  2018 Mar 8;6(1). pii: E21. doi: 10.3390/microorganisms6010021. 


Wang, L., and Mazzola, M. 2018. Interaction of Brassicaceae seed meal soil amendment and apple rootstock genotype on microbiome structure and replant disease suppression. Phytopathology 108: doi.org/10.1094/PHYTO-07-18-0230-R 


White, J.F.; Kingsley, K.L.; Verma, S.K.; Kowalski, K.P. Rhizophagy Cycle: An Oxidative Process in Plants for Nutrient Extraction from Symbiotic Microbes. Microorganisms 20186, 95; https://doi.org/10.3390/microorganisms6030095 


Yoshikuni, Y. 2018. An integrated workflow for phenazine biosynthetic gene cluster discovery and characterization. Journal of Industrial Microbiology and Biotechnology. https://doi.org/10.1007/s10295-018-2025-5. 


Zhang, X. M., Jiang, H. and Hao, J. 2018. Evaluation of the risk of development of fluopicolide resistance in Phytophthora erythroseptica. Plant Disease. DOI: 10.1094/PDIS-02-18-0366-RE. 


Zhai, Y., Shao, Z., Cai, M., Zheng, L., Li, G., Huang, D., Cheng, W., Thomashow, L.S., Weller, D.M., Yu, Z., Zhang, J. 2018. Multiple modes of nematode control by volatiles of Pseudomonas putida 1A00316 from Antarctic soil against Meloidogyne incognita. Frontiers in Microbiology.  https://doi.org/10.3389/fmicb.2018.00253.  


Books and book chapters 


Mazzola, M. and Hewavitharana, S. S. 2018. Advances in understanding tree fruit-rhizosphere microbiome relationships for enhanced plant health. In, Achieving sustainable cultivation of temperate zone tree fruits and berries. Burleigh Dodds Science Publishing. Cambridge, UK 


Verma SK, White JF. (Eds.) 2019. Seed Endophytes: Biology and Biotechnology. 21 chapters, Springer, Germany. 


White JF, Torres MS, Verma SK, Elmore MT, Kowalski KP, Kingsley KL. 2019. Evidence for widespread microbivory of endophytic bacteria in roots of vascular plants through oxidative degradation in root cell periplasmic spaces. In: PGPR Amelioration in Sustainable Agriculture: Food Security and Environmental Management (Eds. Kumar A, Singh A, Singh V), Elsevier. 


White JF, Kingsley K, Harper CJ, Verma SK, Brindisi L, Chen Q, Chang X, Micci A, Bergen M 2018.  Reactive Oxygen Defense Against Cellular Endoparasites and the Origin of Eukaryotes. Chapter in: Krings M, Harper CJ, Cuneo NR, Rothwell GW (Eds.). Transformative Paleobotany: Papers to Commemorate the Life and Legacy of Thomas N. Taylor.  Elsevier, Amsterdam, Netherlands. 


White, JF, Kathryn L. Kingsley, Susan Butterworth, Lara Brindisi, Judy W. Gatei, Matthew T. Elmore, Satish Kumar Verma, Xiang Yao,, Kurt P. Kowalski. 2019. Seed-vectored microbes: Their roles in improving seedling fitness and competitor plant suppression. Chapter in: Verma SK and White JF, Seed Endophytes: Biology and Biotechnology, Springer, Germany. 


Extension and technical bulletins 


Adesemoye, A. O. 2018. Root and Soilborne Diseases Update. CropWatch July 2, 2018. 


Adesemoye, A. O. 2018. Soilborne and early seedling pathogens and delayed planting in corn and soybean. CropWatch May 3, 2018. 


Adesemoye, A. O. 2018. Soybean Sudden Death Syndrome in West Central Nebraska. August 24, 2018. 


Adesemoye, A. O. 2018. Weather: Root and Soilborne Diseases. Proceedings of the 2018 Nebraska Crop Management Conference. University of Nebraska Extension. Pp. 13-14. 


Adesemoye, A. O., Eskelson, M. J., and Kodati, S. 2018. Evaluation of biological products for the management of fungal leaf spots of wheat in Nebraska, 2017. Plant Disease Management Reports. Report 12:CF089. 


Becker, J.O., and B. Westerdahl 2017. Citrus: Nematodes. Pp. 183-185. In: UC IPM Pest Management Guideline: Citrus, UC ANR Publication 3441, Publication URL:  http://www.ipm.ucdavis.edu/PMG/selectnewpest.citrus.html (http://www.ipm.ucdavis.edu/PDF/PMG/pmgcitrus.pdf) (major revision). 


Dankwa, A.S., Ge, T.L., Marangoni, N.F., Giggie, E., Hao, J.J. 2018. Evaluation of Elumin alone or tank mixed 


du Toit, L., and Yorgey, G. 2018. Onion stunting after cereal cover crops. Page 6. Timing of glyphosate applications to wheat cover crops to reduce onion stunting caused by Rhizoctonia solani. Page 7. Efficacy of fungicide applications to manage onion stunting caused by Rhizoctonia spp. Pages 7-8. In: Strip-tillage for onions and sweet corn, Lorin Grigg. Farmer to Farmer Case Study Series on Increasing Resilience among Farmers in the Pacific Northwest. Washington State University Extension PNW702. 


du Toit, L.J., Derie, M.L., and Holmes, B.J. 2018. Evaluation of natamycin seed treatments for Stemphylium, Verticillium, and other fungi on spinach seed, 2017. Plant Disease Management Reports 12:ST003. 


du Toit, L.J., Derie, M.L., Holmes, B.J., and Batson, A. 2018. Evaluation of natamycin seed treatments for Stemphylium botryosum and other necrotrophic fungi on spinach seed, 2017. Plant Disease Management Reports 12:V050. 


du Toit, L.J., Derie, M.L., Holmes, B.J., and Correll, J.C. 2018. Evaluation of seed treatments for Colletotrichum dematium, Stemphylium botryosum, and Verticillium dahliae on spinach seed, 2017. Plant Disease Management Reports 12:V051. 


du Toit, L.J., Derie, M.L., Holmes, B.J., and Stearns, T. 2018. Steam treatments for necrotrophic fungi on spinach seed, 2017. Plant Disease Management Reports 12:ST004.


du Toit, L.J., Derie, M.L., Holmes, B.J., Henrichs, B.A., Winkler, L.R., Waters, T.D., and Darner, J. 2018. The effects of arbuscular mycorrhizal fungal inoculants on pink root and yield in an onion crop near Paterson, WA, 2016. Plant Disease Management Reports 12:V102. 


Dupont, T., Hewavitharana, S. S., and Mazzola, M. 2018. Phytophthora crown, collar and root rot of apple and cherry. http://treefruit.wsu.edu/crop-protection/disease-management/phytophthora/ 


Fukada, H., and du Toit, L.J. 2018. Cucumber – black root rot. Page 4C-91 in: 2018 Pacific Northwest Pacific Northwest Disease Management Handbook, J.W. Pscheidt and C.M. Ocamb, editors. A Pacific Northwest Extension Publication, Oregon State University, Washington State University, University of Idaho. https://pnwhandbooks.org/plantdisease/host-disease/cucumber-cucumis-sativa-black-root-rot 


Ge, T.L., Liu, Q.L, Marangoni, N.F., Dankwa, A.S., Giggie, E., Hao, J.J. 2018. Evaluation of seed treatments and in-furrow treatments for dry rot and silver scurf control on potato, 2017. Plant Disease Management Reports. 


Ge, T.L., Liu, Q.L, Marangoni, N.F., Dankwa, A.S., Giggie, E., Hao, J.J. 2018. Evaluation of Vertisan 1.67 for control of Fusarium dry rot and silver scurf on potato, 2017. Plant Disease Management Reports. 


Ge, T.L., Marangoni, N.F., Dankwa, A.S., Giggie, E., Hao, J.J. 2018. Efficacy and crop safety of a20588a for control of black scurf on potato in Presque Isle, ME, 2017. Plant Disease Management Reports. 


Ge, T.L., Song, S.Q., Marangoni, N.F., Dankwa, A.S., Giggie, E., Hao, J.J. 2018. Growth and yield enhancement on potatoes, 2017. Plant Disease Management Reports. 


Ge, T.L., Song, S.Q., Marangoni, N.F., Dankwa, A.S., Giggie, E., Hao, J.J. 2018. Effects of A19649B for control of Fusarium on potato, 2017. Plant Disease Management Reports. 


Hewavitharana, S. S., DuPont, T. and Mazzola, M. 2018. Apple Replant Disease. http://treefruit.wsu.edu/crop-protection/disease-management/apple-replant-disease/ 


Hsiao, C.J., Sassenrath, G.F., Rice, C., Hettiarachchi, G., Zeglin, L. 2018. Soil Health Profile in Claypan Soils. Kansas Agricultural Experiment Station Research Reports: Vol. 4: Iss. 3. https://doi.org/10.4148/2378-5977.7575 


Hsiao, C.-J., Sassenrath, G.F., Rice, C.W., Zeglin, L.H. 2018. Long-term fertilization and tillage effects on soil microbial properties with depth. Abstract 111912. American Society of Agronomy Annual Meeting, Nov. 4-7, 2018, Baltimore, MD 


Kikkert, J. R., and Pethybridge, S. J. 2018. Fungicides registered for control of Cercospora leaf spot in conventional table beet in New York. Cornell VegEdge 14(11):4.


Kikkert, J. R., and Pethybridge, S. J. 2018. Increased risk for white mold in bean. Cornell VegEdge 14(16):4. 


Kikkert, J. R., and Pethybridge, S. J. 2018. Leaf diseases found on table beets in New York State. Cornell VegEdge 14 (11):4-5. 


Koenick, L., and Pethybridge, S. J. 2018. Phoma leaf spot and root rot of table beet. Extension Bulletin. Pp. 1. 


Lange, H.W., Seaman, A.J.  Evaluation of products allowed for organic production on tomato leaf mold in high tunnel production, 2017. Plant Disease Management Report. Volume 11: V091 


 Lange, H.W., Smart, C.D. and Seaman, A.J. Evaluation of materials allowed for organic production of early blight on tomato, 2017. Plant Disease Management Report. Volume 11: V090 


Lange, H.W., Smart, C.D. and Seaman, A.J. Evaluation of materials allowed for organic production on bacterial spot of tomato, 2017. Plant Disease Management Report. Volume 11: V089 


 Lange, H.W., Smart, C.D. and Seaman, A.J. Evaluation of materials allowed for organic production on bacterial speck of tomato, 2017. Plant Disease Management Report. Volume 11: V088 


Lange, H.W., Smart, C.D. Evaluation of materials for control of bacterial canker of tomato, 2017. Plant Disease Management Report. Volume 11: V092 


Lange, H.W., Smart, C.D. Evaluation of materials for control of black rot of cabbage, 2017. Plant Disease Management Report. Volume 11: V087 


Marangoni, N.F., Ge, T.L., Dankwa, A.S., Song, S.Q., Liu, Q., Giggie, E., Hao, J.J. 2018. Evaluation of fungicides for control of grey mold and white mold on potato, Presque Isle, ME, 2017. Plant Disease Management Reports. 


Marangoni, N.F., Ge, T.L., Dankwa, A.S., Song, S.Q., Liu, Q., Giggie, E., Hao, J.J. 2018. Evaluation of Revus as a seed treatment for the control of pink rot and late blight of potato in Presque Isle, ME, 2017. Plant Disease Management Reports. 


Marangoni, N.F., Ge, T.L., Dankwa, A.S., Song, S.Q., Liu, Q., Giggie, E., Hao, J.J. 2018. Developing an A22202A fungicide premix for potato late blight/ pink rot. Presque Isle, 2017. Plant Disease Management Reports. 


Parke, J. L.,  Mallory-Smith, C., Dragila, M., Hill, B., Wada, N., Weidman, C., Coop, L., Buckland, K. 2018. Soil solarization – a potential tool for organic growers to manage weeds and improve soil health. Organic Farmer 1(4):12-18. https://www.yumpu.com/en/document/fullscreen/62280511/organic-farmer-dec-jan-2019 


Pethybridge, S. J. 2018. Cornell Integrated Crop and Pest Management Guidelines for Commercial Vegetable Production. Chapter 13 – Beans. Updates. Pp. 33. 


Pethybridge, S. J. 2018. Cornell Integrated Crop and Pest Management Guidelines for Commercial Vegetable Production. Chapter 14 – Beets. Updates. Pp. 17. 


Pethybridge, S. J., and Kikkert, J. R. 2018. Efficacy of fungicides for the control of white mold in light red kidney bean, 2017. Plant Dis. Man. Rep. 12:CF013.http://www.plantmanagementnetwork.org/pub/trial/pdmr/volume12/abstracts/cf013.asp.


Pethybridge, S. J., Hansen, Z., Knight, N., and Kikkert, J. R. 2018. Efficacy of fungicides for Cercospora leaf spot control in table beet, 2017. Plant Dis. Man. Rep. 12:CF086.http://www.plantmanagementnetwork.org/pub/trial/pdmr/volume12/abstracts/cf086.asp


Redekar, N. and Parke, J. L. 2018. Test your irrigation water for Phytophthora. American Nurseryman (March issue) 6 pp. 


Redekar, N., Parke, J. L., and Eberhart. 2018. 2018. How to use rapid test kits to detect Phytophthora in plant samples. Video. (8:28 min) https://www.youtube.com/watch?v=5BoqflIdNwg 


Redekar, N., Parke, J. L., and Eberhart. 2018. Baiting: a method for early detection of Phytophthora. Video. (5:01 min.) https://www.youtube.com/watch?reload=9&v=SJx7gzXyXoM 


Sassenrath, G.F. 2018. To till or not to till? Montgomery County NRCS bulletin and other general press publications 


Sassenrath, G.F., Davis, K., Sassenrath-Cole, A., Riding, N. 2018. Exploring the Physical, Chemical and Biological Components of Soil: Improving Soil Health for Better Productive Capacity. Kansas Agricultural Experiment Station Research Reports: Vol. 4: Iss. 3. https://doi.org/10.4148/2378-5977.7577 


Sassenrath, G.F., Mengarelli, L., Lingenfelser, J., Lin, X., Shoup, D.E. 2018. Crop Production Summary, Southeast Kansas – 2017. Kansas Agricultural Experiment Station Research Reports: Vol. 4: Iss. 3.https://doi.org/10.4148/2378-5977.7573 


Wohleb, C.H., Waters, T.W., and du Toit, L.J. 2018. Washington State University Extension Onion Alerts. Contributed disease information and photos for WSU Onion Alerts released online on 24 Apr., 23 May, 31 May, 3 Jul., 16 Aug., 27 Aug., 1 Oct., and 31 Oct. 2018. https://us13.campaign-archive.com/?u=2eff8714011ff4bfba18a0704&id=d75dc96e7f 


Zhao, H., Sassenrath, G., Lin, X. Evaluation of winter wheat phenology models in eastern Kansas. Abstract 112183. American Society of Agronomy Annual Meeting, Nov. 4-7, 2018, Baltimore, MD 


Meeting presentations and proceedings 


Curland, R. D., McNally, R. R., Webster, B. T., Charkowski, A., Perry, K. L., Hao, J. G. Secor, C. T. Bull, N. Rosenzweig, S. Johnson, R. Larkin, C. A. Ishimaru. 2018. Phylogeny of pectolytic bacteria associated with recent outbreaks of potato soft rot and black leg in the United States. Annual Meeting of American Phytopathological Society. Boston, MA. Jul. 29-Aug. 3, 2018. 


du Toit, L.J. 2018. Spinach seed production in the Pacific Northwest USA. Invited presentation, International Spinach Conference, 14-16 Feb. 2018, Murcia, Spain. https://spinach.uark.edu/spain-presentations/ (see Abstracts above) 


du Toit, L.J. Case studies of the complexity of seedborne and seed transmitted fungi affecting regional and global seed trade. Guest speaker, joint symposium of American Phytopathological Society (APS) and Società Italiana di Patologia Vegetale (SIPaV), 24th National Congress of SIPaV, 5-7 Sep. 2018, Ancona, Italy. (~250 people) 


du Toit, L.J. Complexities and synergies in large-scale conventional and organic agriculture in Washington. Organic Fresh Food Panel. Invited presentation at Spring 2018 University Industry Consortium Meeting, 24-27 Apr. 2018, Walter Clore Wine & Culinary Center, Prosser, WA. (75 people) 


 du Toit, L.J. Impact of fungicides on plant health. Invited presentation, Pest Management Session of the Pacific Northwest Vegetable Association Annual Convention & Trade Show, 14-15 Nov. 2018, Kennewick, WA. (175 people) 


du Toit, L.J. Management of Fusarium basal rot of onion. Invited presentation, Onion Session of the Pacific Northwest Vegetable Association Annual Convention & Trade Show, 14-15 Nov. 2018, Kennewick, WA. (200 people) 


du Toit, L.J. Regionally appropriate fungicide programs for common onion pathogens in the Columbia Basin. Invited presentation, Onion Session of the Pacific Northwest Vegetable Association Annual Convention & Trade Show, 14-15 Nov. 2018, Kennewick, WA. (200 people)


du Toit, L.J., Solemslie, R, and Waters, T. Early season diseases and pests of sweet corn in the Columbia Basin. International Sweet Corn Development Association Annual Meeting, 26-27 Nov. 2018, Wisconsin Dells, WI. (55 people) 


du Toit, L.J., Solemslie, R, and Waters, T. Early season diseases and pests of sweet corn in the Columbia Basin. Invited presentation, General Vegetable Session of the Pacific Northwest Vegetable Association Annual Convention & Trade Show, 14-15 Nov. 2018, Kennewick, WA. (85 people) 


Ge, T., Johnson, S.B., Larkin, R. and Hao, J. 2018. Isolation and Identification of Bacteria Causing Blackleg and Soft Rot of Potato. Annual Meeting of American Phytopathological Society. Boston, MA. Jul. 29-Aug. 3. 


Hewavitharana, S.S., Leisso, R.S., Honaas, L.A., Rudell Jr, D.R., Mazzola, M. Temporal dynamics of the soil metabolome and microbiome in response to anaerobic soil disinfestation. International Congress of Plant Pathology, Boston, Massachusetts, July 29-August 3, 2018. 


Marangoni, N., Hao, J. and Haynes, K.G. 2018. Resistance to soft rot bacteria in diploid S. phureja-S. stenotomum potatoes. Annual Meeting of Potato Association of America. Fargo, ND. Jul. 22-27. 


Mazzola organized concurrent session “Unlocking the Secrets of Suppressive Soils: Insights From the Microbiome” at International Congress of Plant Pathology, Boston, MA July 28-Aug 3, 2018. Presented invited talk at Rhizoctonia Workshop. 


Mazzola, M. “Mobilizing the rhizosphere microbiome to enhance orchard system resilience.” Bonares Conference: Soil as a Sustainable Resource, Berlin, Germany, February 26, 2018. 


Mazzola, M. 2018. Mobilizing the rhizosphere microbiome to enhance orchard system biologically-based methods to control soil-borne diseases. Proceedings of the 10th Australasian Soilborne Disease Symposium. p. 106.1-106.2. 


Mazzola, M., Wang, L. and Hewavitharana, S. S. Development and application of biologically-based methods to control soil-borne diseases. 10th Australasian Symposium on Soilborne Diseases. Adelaide, South Australia, September 4-7, 2018.


Okubara, P. Botrytis and Native Grape Yeasts—Not All Interactions Are Created Equal. Plant & Animal Genome XXVI, San Diego, CA, January 13, 2018. Workshop number W775. 


Okubara, P. Enhanced Phytoremediation with Plant-Microbe Partnerships. Rem Tech 2018, Rome, Italy, September 19, 2018. (remote presentation) 


Okubara, P. Harnessing the Power of the Plant Microbiome to Increase Crop Health, Growth, and Yield. The 3rd Partnerships in Biocontrol, Biostimulants & Microbiome: USA, Philadelphia, PA, October 1-2, 2018. 


Okubara, P. Mechanisms for Conferring Tolerance to Abiotic and Biotic Stresses by the Plant Microbiome. Yosemite Symbiosis Workshop, Sierra Nevada Research Institute, Wawona, CA, May 4-6, 2018. 


Okubara, P. The Plant Microbiome: Key to Sustainable Food Production, Forestry, Bioenergy, and Reduction of Environmental Pollutants. Third International Conference on Applied Microbiology and Beneficial Microbes, Osaka, Japan, June 6-7, 2017. (remote presentation) 


Okubara, P. The Poplar Tree Microbiome:  Implications of the Ecosystem Within. Plant & Animal Genome XXVI, San Diego, CA, January 2018. 


Okubara, P. Using Plant-Microbe Symbiosis to Increase Plant Resilience. Recent Advances in Microbial Control Microbiomes Matter, Clearwater Beach, FL, Nov 4-6, 2018. 


Okubara, P. Using Plant-Microbe Symbiosis to Increase Resilience to Environmental Challenges. 2018 International Symbiosis Society Congress, July 16-20, 2018, Corvallis, OR. 


Paulitz, T. C. 2018 Washington State Report”, W-3147 Multistate Meeting, Managing Plant Microbe Interactions in Soil to Promote Sustainable Agriculture.  Ontario, CA Dec. 1, 2017 


Winslow, J., Mazzola, M., Holmes, G.J., Ivors, K. Integrating host resistance and organic amendments in a chemical-independent approach to managing Macrophomina crown rot in strawberries. International Congress of Plant Pathology, Boston, Massachusetts, July 29-August 3, 2018. 


Abstracts 


Akinrinlola, R., Adesemoye, A. O., and Yuen G. Y. 2018. Evaluation of PGPR strains in multiple crop hosts and predictability of growth promotion efficacy by PGPR traits. International Congress of Plant Pathology (ICPP)-American Phytopathological Society (APS) Joint Conference, Boston, MA. August 1 to 5, 2018. 


Batson, A.M., Peever, T.L., and du Toit, L.J. 2018. Determining the genetic basis of pathogenicity of Fusarium oxysporum f. sp. spinaciae on spinach. Abstract for International Spinach Conference, 14-16 Feb. 2018, Murcia, Spain. https://spinach.uark.edu/spain-presentations/ 


Batson, A.M., Peever, T.L., and du Toit, L.J. 2018. The Secreted in Xylem gene profile of the spinach Fusarium wilt pathogen. International Congress of Plant Pathology, 29 Jul.-5 Aug. 2018, Boston, MA. Phytopathology 108 :S1.207 https://apsjournals.apsnet.org/doi/pdf/10.1094/PHYTO-108-10-S1.1 


Becker, J.O. 2018. A Cooperative Extension Specialist in Nematology: a California perspective. Journal of Nematology 50: 627. 


Becker, J.O., and J. Borneman 2018. An Appraisal of a Cyst Nematode-Suppressive Soil. International Symposium on Plant Parasitic Nematodes, June 15, 2018, National Chung Hsing University, Taichung, Taiwan. Abstract book page 18-19. 


Curland, R. D., McNally, R. R., Webster, B. T., Charkowski, A., Perry, K. L., Hao, J. G. Secor, C. T. Bull, N. Rosenzweig, S. Johnson, R. Larkin, C. A. Ishimaru. 2018. Phylogeny of pectolytic bacteria associated with recent outbreaks of potato soft rot and black leg in the United States. Annual Meeting of American Phytopathological Society. Boston, MA. Jul. 29-Aug. 3, 2018. 


du Toit, L.J. 2018. Spinach seed production in the Pacific Northwest USA. Invited presentation at International Spinach Conference, 14-16 Feb. 2018, Murcia, Spain. https://spinach.uark.edu/spain-presentations/ 


du Toit, L.J., and Correll, J.C. 2018. Case studies of the complexity of seedborne and seed transmitted fungi affecting regional and global seed trade. Guest speaker, joint symposium of American Phytopathological Society (APS) and Società Italiana di Patologia Vegetale (SIPaV), 24th National Congress of SIPaV, 5-7 Sep. 2018, Ancona, Italy. 


Ge, T., Johnson, S.B., Larkin, R. and Hao, J. Isolation and Identification of Bacteria Causing Blackleg and Soft Rot of Potato. Annual Meeting of American Phytopathological Society. Boston, MA. Jul. 29-Aug. 3, 2018. 


Hao, J. Pink rot control with foliar applications. Annual Meeting of Maine Potato Conference. Caribou Inn, Presque Isle, ME. Jan. 16-17, 2018. 


Hao, J. Updates on blackleg and soft rot of potato. Annual Meeting of Maine Potato Conference. Caribou Inn, Presque Isle, ME. Jan. 16-17, 2018. 


Hao, J.J. and Jiang, H. Ecological perspectives on Phytophthora erythroseptica regulated by signal molecules. Soilborne Oomycete International Conference, Cheeca Lodge & Spa, Islamorada, FL, Dec. 4-6, 2018. 


Hao, J.J., Ge, T., Marangoni, N., Jiang, H., Johnson, S.B., Larkin, R.P. Characterization of the pathogens that cause blackleg of potato in Maine and their responses to chemical treatments and varieties. Euphresco III Dickeya/Pectobacterium Workshop. NAK, Emmeloord, The Netherlands, Nov. 15-16, 2018. 


Hao, J.J., Ge, T., Marangoni, N., Jiang, H., Johnson, S.B., Larkin, R.P., Tracking the bacteria associated with the outbreak of blackleg of potato in the Northeastern US. Euphresco III Dickeya/Pectobacterium Workshop. NAK, Emmeloord, The Netherlands, Nov. 15-16, 2018. 


Hewavitharana, S.S., Leisso, R.S., Honaas, L.A., Rudell Jr, D.R., Mazzola, M. 2018. Temporal


Kodati, S. and Adesemoye, A. O. 2018. Biology-based strategies for integrated management of Rhizoctonia solani in soybean fields. The 9th International Integrated Pest Management (IPM) Symposium, Baltimore, Maryland. March 19-22, 2018. 


Koenick, L., Knight, N., Vaghefi, N., du Toit, L., and Pethybridge, S. 2018. Genetic structure of Phoma betae populations in New York and Washington States, USA. International Congress of Plant Pathology, 29 Jul.-5 Aug. 2018, Boston, MA. Phytopathology 108:S1.87. https://apsjournals.apsnet.org/doi/pdf/10.1094/PHYTO-108-10-S1.1 


Loffredo, A., J. Smith Becker, R. Fukui, and J.O. Becker 2017. Combination of microbial antagonists and a seed-delivered nematicide mitigated root-knot nematode-caused disease in tomato greenhouse and microplot trials. Journal of Nematology 49: 513. 


Marangoni, N., Hao, J. and Haynes, K.G. Resistance to soft rot bacteria in diploid S. phureja-S. stenotomum potatoes. Annual Meeting of Potato Association of America. Fargo, ND. Jul. 22-27, 2018. 


Parikh, L. and Adesemoye, A. O. 2018. Co-inoculation of Burkholderia ambifara C628 and Bacillus simplex R180 reduced Fusarium root rot disease in corn. The 9th International Integrated Pest Management (IPM) Symposium, Baltimore, Maryland. March 19-22, 2018. 


Parikh, L. and Adesemoye, A. O. 2018. Metabolomics approach to elucidate the mechanisms underlying biological control of Fusarium root rot by PGPR. International Congress of Plant Pathology (ICPP)-American Phytopathological Society (APS) Joint Conference, Boston, MA. August 1 to 5, 2018. 


 Parikh, L., Albala, S. A., and Adesemoye, A. O. Characterization and bioactivity of lipopeptides produced by Bacillus simplex and Burkholderia ambifaria. The 11th International Plant Growth-Promoting Rhizobacteria Workshop, June 17-211, 2018 at Victoria, British Columbia, Canada. 


Ploeg, A., and J.O. Becker 2016. Abamectin as a microbial-derived nematicidal seed coating. European Society of Nematologists 32nd Symposium, abstract Book p. 73. 


Ploeg, A., J.O. Becker, and J. Nunez 2017. Managing root-knot nematodes in organic carrot production – an overview of California studies. International Carrot Conference, Bakersfield, CA. PM-107. 


Qiong, He, H.Y. Wu, J.S. Becker, and J.O. Becker 2017. Aspergillus japonicus strain ZW1 and its toxicity against root-knot nematodes. SON 56th Annual meeting, Williamsburg, Virginia. Abstract booklet p. 103-104. 


Schlatter, D. C., Kahl, K., Carlson, B., Huggins, D. and Paulitz, T. C.  2018. The mycobiome of deep soil profiles in no-till dryland wheat Phytopathology 108(10):S1.77 


Shi, A., Correll, J., Feng, C., Mou, B., Avila, C., du Toit, L., Stein, L., Hogan, R., Qin, J., Zhou, W., Battharai, G., Zia, B., Waltram, R., Weng, Y., Liu, B., and Gyawali, S. 2018. Developing genetic and molecular resources to improve spinach production and management. Annu. Meeting American Soc. Hortic. Sci., 30 Jul.-3 Aug. 2018, Washington, DC. 


Simon, P., Colley, M., McKenzie, L., Zystro, J., McCluskey, C., Hoagland, L., Silva, E., Roberts, P., Dawson, J., du Toit, L., Waters, T., and Nunez, J. 2018. CIOA 2 - Carrot Improvement for Organic Agriculture with Added Grower and Consumer Value. Annu. Meeting American Soc. Hortic. Sci., 30 Jul.-3 Aug. 2018, Washington, DC. 


Simon, P., Ellison, S., Spooner, D., Senalik, D., Colley, M., McKenzie, L., Dawson, J., Tanumihardjo, S., Nunez, J., Roberts, P., van Deynze, A., Sumner, D., Matthews, W., Lee, H., Iorizzo, M., du Toit, L., Waters, T., and Diaz-Ramirez, J. 2018. Identifying phenotypes, markers, and genes in carrot germplasm to deliver improved carrots to growers and consumers. Annu. Meeting American Soc. Hortic. Sci., 30 Jul.-3 Aug. 2018, Washington, DC. 


Smith Becker, J., J. Borneman, and J.O. Becker 2018. Trypsin-like Activity Correlated to Virulence of Hyalorbilia oviparasitica on Heterodera schachtii. Journal of Nematology 50: 657. strawberries. Phytopathology 108(10):S1-175. 


Winslow, J., Mazzola, M., Holmes, G.J., Ivors, K. 2018. Integrating host resistance and organic amendments in a chemical-independent approach to managing Macrophomina crown rot in dynamics of the soil metabolome and microbiome in response to anaerobic soil disinfestation. Phytopathology 108(10):S1.101. 


Extension Talks/Field Days/Workshops/Consultations 


Batson, A., and du Toit, L.J. Fusarium oxysporum f. sp. spinaciae: What makes this a pathogen of spinach? Western Washington Seed Workshop and Puget Sound Seed Growers’ Association Annual Meeting, 12 Jan. 2018, Mount Vernon, WA. (90 people) 


Becker, O. 2018 Annual Fresh Carrot Research Conference, Bakersfield, CA. March 20, 2018. “Impact of novel nematicides on carrot health in root-knot nematode-infested fields.” (presentation) 


Becker, O. 2018 UCR Turfgrass and Landscape Research Field Day, UCR Agricultural Operations, September 13, 2018. “Nematode issues in turfgrasses.” (Field Day/hands-on demonstrations, invited) 


Becker, O. 29th Annual Fall Desert Crops Workshop, Imperial, CA, December 4, 2018. “Novel Nematicides: Not Your Dad’s Pesticides.” (Invited presentation) 


Becker, O. 57th Annual Meeting, Society of Nematologists, Albuquerque, New Mexico. July 22-25, 2018. “Trypsin-like Activity Correlated to Virulence of Hyalorbilia oviparasitica on Heterodera schachtii” (poster)


Becker, O. 57th Annual Meeting, Society of Nematologists, Albuquerque, New Mexico. July 22-25, 2018. “A Cooperative Extension Specialist in Nematology: a California perspective” (Invited workshop presenter “Career Paths in Extension Nematology”) 


Becker, O. Educational course for Ag Industry group. South Coast Research and Extension Center, Tustin, CA. July 30, 2018. “Introduction to plant parasitic nematodes and field research” (presentation) 


Becker, O. Field demonstration for ag industry members. South Coast Research and Extension Center, Tustin, CA. July 30, 2018. “Crop protection against nematodes in carrots, beans, okra and pepper” (together with Antoon Ploeg) 


Becker, O. Industry training field day, Syngenta Western Region of Field Scientists, South Coast REC, March 6, 2018. “Field trials: Experimental issues” 


Becker, O. Multistate Research Project meeting, W4147, "Managing Plant Microbe Interactions in Soil to Promote Sustainable Agriculture." Riverside, CA. Nov 30, 2018. 


Becker, O. Nem250 Department Seminar, University of California, Riverside, CA, May 30, 2018. “Cyst nematode suppression” (invited presentation). 


Becker, O. Pitahaya/Dragon Fruit Festival/Field Day 2018, UC South Coast Research & Extension Center, Irvine, August 25, 2018. “Plant-Parasitic Nematode Issues for Pitahaya and Specialty Crop Production.” (Field Day/ hands-on demonstrations, invited) 


Becker, O. Pitahaya/Dragon Fruit Production Seminar 2018, San Diego County Farm Bureau, Escondido, August 24, 2018. “Nematode Issues for Pitahaya Production.” (invited presentation) 


Becker, O. PLPA 120/BIOL120/MCBL 120, PLPA210-001, November 6, 2018. “Introduction to Plant Pathology: Nematodes and Parasitic Plants.” (invited presentation) 


Becker, O. Seminar in the Department of Plant Pathology and Microbiology, National Taiwan University, Taipei, Taiwan, June 14, 2018. “Phytonematology in California: Changes in Research and Extension” (invited presentation). 


Becker, O. The International Symposium on Plant Parasitic Nematodes, June 15-16, 2018, National Chung Hsing University, Taichung, Taiwan. “An appraisal of a cyst nematode-suppressive soil” (invited keynote speaker). 


Becker, O. Undergraduate student group from Southwest University, Chongqing, 


Becker, O. University of California, Agriculture and Natural Resources, Statewide Conference 2018. Soilborne Plant Pathogen Workgroup meeting, Ontario, CA, Wednesday, April 11, 2018. “Biological Control of Cyst Nematodes” (invited presentation). 


Becker, O. University of California, Agriculture and Natural Resources, Statewide Conference 2018. Poster Session, Ontario, CA, Tuesday, April 10, 2018. “Sting nematode, a subterranean invasive species in the Coachella Valley” (poster presentation). 


Becker, O. University of California, Agriculture and Natural Resources, Nematology Workgroup meeting, Ontario, CA, Monday, April 9, 2018. ”Program overview.” (presentation) 


Bennett, L. and Parke, J. L. 2018. Soil solarization. Talk and demonstration at a field day for native plant nursery growers, NORS-DUC, San Rafael, CA. Sept. 9, 2018. 


Borneman, J.  Indigenous Populations of Dactylella oviparasitica Suppress Nematodes in Several Regions & Crops. Joint Meeting of Conference on Soilborne Plant Pathogens and APS Pacific Division. Portland Oregon, June 27, 2018. 


Borneman, J. CUTRALE-UCR Meeting in Riverside CA, March 13, 2018. Metabolic Modeling Based Strategies to Manage HLB. 


Borneman, J. CUTRALE-UCR Meeting in Riverside CA, March 13, 2018. Metabolic Modeling Based Strategies to Manage HLB. 


Borneman, J. Indigenous Populations of Dactylella oviparasitica Suppress Nematodes in Several Regions & Crops. Joint Meeting of Conference on Soilborne Plant Pathogens and APS Pacific Division. Portland Oregon, June 27, 2018. 


Borneman, J. Sugarbeet Work Group Meeting, January 31 2018, Holtville CA, Title: Improving Sugar Beet Economics, Productivity & Sustainability by Modifying the Cropping Decision Model. 


Borneman, J. Sugarbeet Work Group Meeting, January 31 2018, Holtville CA, Title: Improving Sugar Beet Economics, Productivity & Sustainability by Modifying the Cropping Decision Model. 


China. Organized by International Education Programs, UC Riverside Extension Center, August 20, 2018. “Introduction to plant parasitic nematodes” (Invited presentation) 


du Toit, L.J. 9th Annual Spinach Fusarium Wilt Soil Bioassay Open House, WSU Mount Vernon NWREC, 22-23 Feb. 2018. Open house for spinach seed growers and seed company personnel to observe spinach parent lines ranging from highly susceptible to partially resistant fare in a bioassay of soil from growers’ fields to assess relative risk of Fusarium wilt. Soil samples received from 55 fields ($200/field), as well as seed of 70 spinach parent lines to screen for resistance. Stakeholders used results to decide which fields to plant to spinach seed crops in 2018. >300 fields in western WA have been tested since 2010. 


du Toit, L.J. A review of onion diseases – identification and management. 4-hour invited presentation at the 2018 Walla Walla Onion Growers’ Meeting organized by CHS Primeland, 18 Jan. 2018, Walla Walla, WA (12 people) 


du Toit, L.J. Allium, bean, and crucifer seed quarantines in Washington: Current status and future needs. Annual Basin Producers’ 2018 Pesticide Recertification Day, 19 Jan. 2018, Moses Lake, WA (175 people) 


du Toit, L.J. Allium, bean, and crucifer seed quarantines in Washington: Current status and future needs. Columbia Basin Crop Consultants’ Assoc. Short Course, 17 Jan. 2018, Moses Lake, WA (150 people) 


du Toit, L.J. Bacterial diseases in Washington’s bean seed crops. Columbia Basin Vegetable Seed Assoc. Annual Meeting, 16 Jan. 2018, Moses Lake, WA (70 people) 


du Toit, L.J. Battles of the brassicas: Common brassica diseases in western Washington. Invited presentation for a Hot Topic session at Focus on Farming XV, Snohomish Co. Extension, 8 Nov. 2018, Monroe, WA. (50 people) 


du Toit, L.J. Conventional and organic disease control strategies for specialty crops. Invited presentation at 2018 Colorado Fruit & Vegetable Growers’ Association Annual Meeting, 19-20 Feb. 2018, Denver, CO (50 people) 


du Toit, L.J. Diseases in Brassica vegetable seed crops in the Pacific Northwest. Invited presentation to Bejo Zaden Brassica Team, 3 May 2018, Mount Vernon, WA. (20 people) 


du Toit, L.J. Seedborne and seed transmitted plant pathogens. Columbia Basin Crop Consultants’ Assoc. Short Course, 17 Jan. 2018, Moses Lake, WA (100 people) 


du Toit, L.J. Washington Pest Control Tour or central WA, Washington State Commission on Pesticide Registration, 24-26 Jul. 2018. Presented on vegetable seed production and research needs, including pathology research, to ~50 federal/state legislators or staff, agricultural industry representatives, WA State Dept. of Agriculture, Ecology, and Labor & Industries; WSU CAHNRS administrators, National Marine Fisheries Service, US Environmental Protection Agency, etc. Othello, WA. (75 people) 


du Toit, L.J. What’s the deal with black leg and black rot of brassicas? Invited presentation to brassica seed growers, fresh market growers, and Master Gardeners in Island Co. Extension following a false positive report of black leg on Whidbey Island and a true positive report of black rot in Skagit Co. in 2018, 10 Dec. 2018, Coupeville, WA. (22 people) 


du Toit, L.J. What’s the deal with black leg of brassicas? Columbia Basin Vegetable Seed Assoc. Annual Meeting, 16 Jan. 2018, Moses Lake, WA (70 people) 


du Toit, L.J. WSU Extension Onion Field Day, 30 Aug. 2018, Hartley Farms, Benton City, WA. Presented onion mycorrhizae research to growers, seed industry, extension personnel, researchers. (125 people). 


Hao, J. Title: “Biological control: an ecological tool for managing plant disease.” Huazhong Agricultural University, Wuhan, China. Mar. 22, 2018. 


Hao, J. Title: “Biologically Managing Potato Common Scab.” Inner Mongolia Agricultural University, Huhhot, China. Mar. 20, 2018. 


Hao, J. Title: “Biologically Managing Potato Common Scab.” Plant Protection Institute, China Academy of Agriculture, Beijing, China. Mar. 28, 2018. 


Hao, J. Title: “Management of common scab of potato using biological control.” 2018 Ontario Potato Conference & Trade Show. Delta Hotel & Conference Center, Guelph, Canada. Mar. 6, 2018. 


Hao, J. Title: “Pink rot of potato and its management.” 2018 WPVGA / UW Grower Education Conference. Holiday Inn in Stevens Point, WI. Feb. 6-8, 2018. 


Hao, J. Title: “Understanding the black side of blackleg of potato.” 2018 WPVGA / UW Grower Education Conference. Holiday Inn in Stevens Point, WI. Feb. 6-8, 2018. 


Hao, J.J. Title: “Ecological perspectives on Phytophthora erythroseptica regulated by signal molecules.” Soilborne Oomycete International Conference, Cheeca Lodge & Spa, Islamorada, FL, Dec. 4-6, 2018. 


Hewavitharana, S. S., DuPont, T., and Mazzola, M. Alternative methods to control replant disease. Washington State Horticultural Association Annual Meeting, Yakima, WA. December 3-5, 2018. 


Hughes, E., van Aardt, J., Pethybridge, S. J., Kikkert, J. R., and Salvaggio, C. 2018. Progress in the application of remote sensing to white mold management in snap bean. Empire Expo, Syracuse, New York. Attendees = 100. Duration = 60 min. Total contact = 100 hours. 16 January 2018. 


Kikkert, J. R., and Pethybridge, S. J. 2018. Foliar diseases of table beets. 2018 Fresh Market Winter Vegetable Meeting, Lockport, New York. Attendees = 37. Duration = 20 min. Total contact = 11 hours.  31 January 2018. 


Kikkert, J. R., and Pethybridge, S. J. 2018. Foliar diseases of table beets. 2018 Fresh Market Winter Vegetable Meeting, Irondequoit, New York. Attendees = 12. Duration = 20 min. Total contact = 4 hours.  1 February 2018.


Leisso, R. and Mazzola, M. “News from the underground: Recent research in apple root and soil interactions.” Washington State Horticultural Association Annual Meeting. Kennewick, WA, December 5, 2017. 


Mazzola, M. “Managing rhizosphere microbiology for improved orchard productivity.” Great Lakes Fruit, Vegetable and Farm Market EXPO, Grand Rapids, MI, December 6, 2017. 


Mazzola, M. “Managing rhizosphere/soil microbiology via apple rootstock biochemistry.” Washington Tree Fruit Research Commission. Pasco, WA, January 24, 2018. 


Mazzola, M. “Managing soil biology for improved blueberry productivity”. Great Lakes Fruit, Vegetable and Farm Market EXPO, Grand Rapids, MI, December 6, 2017. 


Mazzola, M. “Managing soil biology for improved strawberry productivity”. Great Lakes Fruit, Vegetable and Farm Market EXPO, Grand Rapids, MI, December 7, 2017. 


Mazzola, M. “Manipulation of soil microbiomes to enhance orchard system resilience.” USDA-ARS Sponsored Workshop to National Vineyard/Grape grower groups. Portland, OR, November 28, 2017


Mazzola, M. “Practices for the management of apple replant disease.”  Great Lakes Fruit, Vegetable and Farm Market EXPO, Grand Rapids, MI, December 6, 2017. 


Mazzola, M. “Steering soil microbiomes to enhance orchard health.” Science in Our Valley, Wenatchee, WA, April 19, 2018. 


Okubara P, Pollard A, Fuest P. 2018. Expression of defense enzymes and mRNAs in wild oat and wheat seeds challenged with the pathogen Fusarium avenaceum. 2018 Dryland Field Day Abstracts, Technical Report 18-1, pp. 61-62. 


Okubara, P. Characterization of indigenous yeasts associated with wine grapes and early-stage fermentations in Washington State. 2018 Washington State Wine and Grape Research Review, Prosser, WA. 


Okubara, P. What yeast is in your vineyard? Native yeasts have potential to reduce fungicide use by controlling bunch rot. Article by Melissa Hansen for Good Fruit Grower, November 2018. 


Okubara, P.A. 2018. Washington Ag Network WAVE Minute podcasts produced by Glenn Vaagen, 610 KONA radio station, Pasco, WA. 1) Native yeasts of grape (http://www.washingtonagnetwork.com/2018/05/03/wave-minute-native-yeasts-part-1/); 2) Additional research (http://www.washingtonagnetwork.com/2018/05/24/wave-minute-additional-research-into-yeast-and-fermentation/


Parke, J. L. 2018. Edited the online, open-access journal, Forest Phytophthoras. 


Parke, J. L. 2018. Maintained the Forest Phytophthoras website at Oregon State University. 


Parke, J. L. 2018. Maintained the Online Phytophthora Training for Nursery Growers website at Oregon State University. 


Parke, J. L. 2018. Organized and led a grower workshop on soil solarization at the N. Willamette Research and Extension Center, Aurora, OR. October 29, 2018. 42 participants. 


Parke, J. L. 2018. Phytopathogens in irrigation water. Maryland Nursery Grower Workshop, College Park, MD. Aug. 6, 2018. Invited presentation. 63 participants. 


Parke, J. L. 2018. Plot size influences effectiveness of solarization to control soil Phytophthoras. Phytophthoras in Native Habitats Work Group. Albany, CA. June 21, 2018. Invited presentation. 45 participants. 


Parke, J. L. 2018. Produced and recorded an hour-long lesson on management of waterborne pathogens for an online course on irrigation water quality and treatment. English and Spanish version. Nov. 5-Dec. 7, 2018. University of Florida IFAS Extension. 


Parke, J. L., Mallory-Smith, C., Dragila, M., Hill, B., Wada, N., Weidman, C., Nackley, L., Coop, L., Funahashi, F. 2018. Soil solarization for managing weeds and soilborne pathogens in tree seedling nurseries in the Pacific Northwest. Poster presentation. ASHS Annual Meeting, July 30-Aug. 2, 2018. Wash. D.C. 


Parke, J. L., Redekar, N., Eberhart, J., Swett, C. L., Del Castillo Múnera, J. 2018.  Phytopathogens, nursery plant production and water. Invited talk. ASHS Annual Meeting, July 30-Aug. 2, 2018. Wash. D.C. 


Parke, J. L., Swett, C., Majsztrik, J. 2018. Tools for growers to assess disease risk. Oral presentation. ASHS Annual Meeting, July 30-Aug. 2, 2018. Wash. D.C. 


Paulitz, T. C.  2018. “Management of Nematode Diseases with Genetic Resistance”.  Washington Grain Commission Research Review, Pullman WA Feb. 21, 2018 


Paulitz, T. C. 2008. “Glyphosate and Soil Microbial Communities: Fake News vs. Facts” Dept. of Crop Science, Oregon State University, Corvallis, OR Feb. 28, 2018 


Paulitz, T. C. 2018 “Current research on canola diseases” Washington Oilseeds Cropping System Annual meeting, Pullman, WA Feb. 22, 2018 


Paulitz, T. C. 2018 “Fusarium crown rot on wheat: Prebreeding and development of tools for genetic disease management”.  Washington Grain Commission Research Review, Pullman WA Feb. 21, 2018 


Paulitz, T. C. 2018 “Glyphosate and the Soil Microbiome”  Wheat Beat Podcast, Wheat and Small Grains Extension, Washington State University, Pullman, WA Feb 12, 2018 


Paulitz, T. C. 2018.  “Fake News vs. Facts: Glyphosate and Soil Microbes”.  Lind Field Day, Lind, WA June 14, 2018 


Paulitz, T. C. 2018.  “Glyphosate and Soil Microbial Communities: Fake News vs. Facts”  Dept. Plant Pathology, Washington State University, Pullman Jan. 29. 2018 


Paulitz, T. C. 2018.  “Glyphosate- What is it Doing to Soil Microbes”?  Direct Seed Meeting, Kennewick, WA Jan 9-10, 2018 


Paulitz, T. C. 2018.  “Soilborne Root Pathogens of Wheat”  Wheat Beat Podcast, Wheat and Small Grains Extension, Washington State University, Pullman, WA  Feb. 12, 2018. 


Paulitz, T. C. 2018. “Choosing the Correct Wheat Seed Treatment”, Prime Land Cooperative Grower Meeting, Walla Walla, WA Jan. 11, 2018 


Paulitz, T. C. 2018. “Diseases of Brassica”. WSU Oilseed Cropping Systems Workshops Colfax, WA Jan 25, 2018 


Paulitz, T. C. 2018. “Diseases of Canola”, Washington Oilseeds Cropping System field tour, Paha, WA.  May 22, 2018 


Paulitz, T. C. 2018. “Glyphosate and Soil Microbial Communities: Fake News vs. Facts”. Palouse-Rockford Conservation District Annual Meeting, St. John, WA Jan 24, 2018 


Paulitz, T. C. 2018. “Interactions of soil pH and soilborne pathogens of wheat”.  Dept of Crop and Soil Sciences, Washington State University, Pullman, WA Oct 30, 2017 


Paulitz, T. C. 2018. “Pathogens in Dryland Cereal Systems” Advances in Dryland Farming in the Inland Northwest, a webinar.  Regional Approaches to Climate Change (REACCH; www.reacchpna.org). Pullman, WA  Nov 20, 2017 


Paulitz, T. C. 2018. “The Role of Microbial Communities in Disease Suppressive Soils: A Case Study”  Oregon Society of Soil Science, Corvallis, OR March 1, 2018 


Paulitz, T. C. 2018. “What’s New in Research on Soilborne Plant Pathogens”. Spokane Farm Forum, Ag Expo, Spokane, Washington.   Feb. 7, 2017 


Pethybridge, S. J. 2018. Beet disease research update. Beet Advisory Meeting, Batavia, New York. Attendees = 25. Duration = 2 h. Total contact = 50 hours. 22 February 2018. 


Pethybridge, S. J. 2018. Biocontrol and disease management in organic vegetable crops: a case study. Biocontrol USA East Conference, Rochester, NY. Attendees = 110. Duration = 40 min. Total contact = 73.3 hours. 12 October 2018. 


Pethybridge, S. J. 2018. Building the profitability of the table beet industry in New York. New York Farm Viability Institute Taking Stock of Agriculture Workshop. Attendees = 100. Duration = 30 min. Total contact = 50 hours. 27 November 2018. 


Pethybridge, S. J. 2018. Data-derived decisions in plant disease management. New York State Agricultural Society Conference, Syracuse, NY. Attendees = 75. Duration = 90 min (presentation and discussion panel participation). Total contact = 112.5 hours. 3 January 2018. 


Pethybridge, S. J. 2018. Digital agriculture tools for evaluating disease. 2018 Agriculture & Food Systems In-Service, Ithaca, NY.  Attendees = 52.  Duration = 30 min. Total contact = 26 hours. 14 November 2018.  


Pethybridge, S. J. 2018. Diseases of processing vegetables in New York. Field Plant Pathology Course, Geneva, New York. Attendees = 50. Duration = 30 min. Total contact = 25 hours. 28 June 2018. 


Pethybridge, S. J. 2018. Epidemiology of vegetable diseases in New York. Update on activities in digital agriculture. Discussion with Moog Inc. Geneva, New York. Attendees = 10. Duration = 60 min. Total contact = 10 hours. 10 October 2018. 


Pethybridge, S. J. 2018. Epidemiology of Vegetable Diseases in New York (EVADE): Research on the Rotten Veg! 2018 Agriculture & Food Systems In-Service, Ithaca, NY.  Attendees = 45.  Duration = 30 min. Total contact = 22.5 hours. 13 November 2018.  


Pethybridge, S. J. 2018. Integrated management of vegetable diseases. Certis USA, Waterloo, New York. Attendees = 200. Duration = 60 min. Total contact = 200 hours. 19 January 2018. 


Pethybridge, S. J. 2018. Root crop diseases: from top to bottom. Empire Expo, Syracuse, New York. Attendees = 100. Duration = 60 min. Total contact = 100 hours. 18 January 2018. 


Pethybridge, S. J. 2018. Table beet research – update on activities. Love Beets USA, Rochester, New York. Attendees = 20. Duration = 240 min. Total contact = 80 hours. 28 August 2018. 


Pethybridge, S. J. 2018. Table beet research in New York. Love Beets Field Day, Carlton, New York. Attendees = 75. Duration = 120 min. Total contact = 150 hours. 13 August 2018. 


Pethybridge, S. J. 2018. Towards a durable management strategy for white mold in dry beans in New York. New York State Dry Bean Council, Batavia, New York. Attendees = 50. Duration = 2 h. Total contact = 100 hours. 6 March 2018. 


Pethybridge, S. J., and Kikkert, J. R. 2018. Towards a site-specific risk model for white mold in processing snap bean in New York. Processing Snap Bean Advisory Meeting, Canandaigua, New York. Attendees = 70. Duration = 30 min. Total contact = 35 hours. 4 December 2018. 


Pethybridge, S. J., Bowden, C., and Kikkert, J. R. 2018. Know your enemy! Fungi associated with root decay in table beet Part II. Processing Table Beet, Corn and Carrot Advisory Meeting, Batavia, New York. Attendees = 45. Duration = 30 min. Total contact = 22.5 hours. 12 December 2018. 


Pethybridge, S. J., Sharma, S., and Kikkert, J. R. 2018. Enabling the registration of Miravis Top for Cercospora leaf spot control in table beet. Processing Table Beet, Corn and Carrot Advisory Meeting, Batavia, New York. Attendees = 45. Duration = 30 min. Total contact = 22.5 hours. 12 December 2018. 


Redekar, N., Eberhart, J. L., and Parke, J. L. 2018. Spatiotemporal dynamics of Phytophthora and Pythium communities in recycled irrigation water in a container nursery. Poster presentation. Intl. Congress of Plant Pathology, July  29-Aug. 3, 2018, Boston. 


Redekar, N., Trammell, C., and Parke, J. L. 2018. Solarization effects on the soil microbiome at an organic vegetable farm in the Pacific Northwest (USA). Poster presentation. Intl. Congress of Plant Pathology, July  29-Aug. 3, 2018, Boston. 


Sassenrath, G.F., No-Till Crop Production field day, held on-farm on July 2, 2018 for farmers, agronomists, extension agents, and industry partners. 75 attendees. 


Sassenrath, G.F., Presentation to 30 farmers and agronomists at Marmaton WRAPS meeting, Uniontown, KS, Aug. 7, 2018 


Sassenrath, G.F., Presentations on soil health and crop production to farmers at the Sumner County Soil Health Day '18, Feb. 22, 2018. 35 attendees. 


Sassenrath, G.F., Soil Health Field day for farmers, held at Girard, KS (12 attendees) and Columbus, KS (14 attendees) on soil health, variability, and economics of production 


Sassenrath, G.F.. Presentation to 50 attendees at Noxious Weed Directors meeting, Columbus, KS. Aug. 8, 2018 


Somera, T., Freilich, S., and Mazzola, M. Exploring function of the rhizosphere microbiome in Brassica seed meal X apple rootstock genotype disease control systems. Washington State Horticultural Association Annual Meeting, Yakima, WA. December 3-5, 2018. 


van Aardt, J., Hughes, E., Pethybridge, S. J., and Kikkert, J. R. 2018. Update on the USDA-NIFA CARE funded project – progress in the application of remote sensing to white mold management in snap bean. Processing Snap Bean Advisory Meeting, Canandaigua, New York. Attendees = 70. Duration = 30 min. Total contact = 35 hours. 4 December 2018. 


Van Horn, C., and Mazzola, M. “Rootstock genotype succession influences rhizosphere and endophyte microbial community composition”. Washington State Horticultural Association Annual Meeting, Yakima, WA. December 3-5, 2018. 


Wang, L. and Mazzola, M. “Activation of apple rootstock resistance genes upon application of seed meal soil treatment.” Washington State Horticultural Association Annual Meeting, Kennewick, WA, December 5, 2017. 


Weidman, C.S., Redekar, N. R., Eberhart, J. L., and Parke, J. L. 2018. Impacts of solarization on the soil microbiome in Pacific Northwest tree seedling nurseries. Poster presentation. American Phytopathological Society, Pacific Div., June 25-27, Portland, OR. 


Patents 


International Patent Application No. PCT/US18/451 (Filed Oct. 23, 2018) “Compositions and Methods Comprising Endophytic Bacterium for Application to Target Plants to Increase Plant Growth, and Increase Resistance to Abiotic and Biotic Stressors, inventors J. White, Kurt Kowalski, K. Kingsley 


U.S. Provisional Patent (Filed August 9, 2018), Endophytic Microbes for Growth Promotion of Crop Plants and Suppression of Aggressive Invasive Plant Species. Inventors J. White, Kurt Kowalski, K. Kingsley, M. Elmore.


 


 


 


 

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