NCCC31: Ecophysiological Aspects of Forage Management

(Multistate Research Coordinating Committee and Information Exchange Group)

Status: Active

SAES-422 Reports


Christine C. Nieman, Kenneth P. Coffey, Elizabeth B. Kegley, P. Hornsby, J. Hollenback, Dirk Philipp. 20XX. Supplementation of different sources and heating of dried distillers grains for lactating beef cows consuming bermudagrass hay. Submitted (J. Anim. Sci.)


Niyigena, V., Coffey, K. P., Coblentz, W. K., Philipp, D., Althaber, C., Diaz Gomez, J., Rhein, R. T., Pruden, M. C. 20XX. Intake, digestibility rumen fermentation and nitrogen balance in sheep offered alfalfa and tall fescue-mixtures harvested and ensiled after a killing frost. Submitted (Anim. Feed Sci. Technol.)


Niyigena, Valens, Ashworth, Amanda J, Nieman, Christine, Acharya, Mohan, Coffey, Ken, Philipp, Dirk, Meadors, Lillian, Sauer, Tom. 20XX. Factors affecting sugar accumulation and fluxes in warm- and cool-season forages grown in a silvopastoral system. Submitted (Crop Sci.)


Amanda J. Ashworth, Tulsi Kharel, Phillip R. Owens, Taylor C. Adams, Dirk Philipp, Andrew L. Thomas, and Tom Sauer. 20XX. Determining how spatially variable landscape attributes impact preferential grazing in silvopasture systems. Submitted (Nature Communications)


A.J. Ashworth, T.C. Adams, T.P. Kharel, D. Philipp, P. Owens, and T. Sauer. 20XX. Forage Root Decomposition in Silvopastoral Systems Influenced by Soil Moisture, Grazing, Fertilization, and Grass Species. Submitted (Archives of Agronomy and Soil Science).


Niyigena, K. P. Coffey, W. K. Coblentz, D. Philipp, R. T. Rhein, J. D. Caldwell, and B. C. Shanks. 20XX. Nitrogen balance and blood urea nitrogen by gestating sheep offered alfalfa silage wrapped with or without an enhanced oxygen barrier plastic after time delays up to three days. Submitted (Small Ruminant Research).


Rocateli, A.C., A.J. Ashworth, C.P. West, K.R. Brye, M. Popp, and J.R. Kiniry. 2020.  Simulating switchgrass biomass productivity using ALMANAC. I. Calibration of soil water. Agronomy Journal. 112: 183– 193. doi: 10.1002/agj2.20054


Ashworth, A.J., K. V. Knapp, F.L. Allen, and A.M. Saxton. 2020. Comparing yield trial locations based on their elicited expressions of genetic variance among soybean cultivars. Crop Sci. 60:1313–1324.  doi:10.1002/csc2.20066


Ashworth, A.J., P.R. Owens, and F.L. Allen. 2020. Long-term cropping systems management influences soil strength and nutrient cycling. Geoderma. 361. 114062, doi:org/10.1016/j.geoderma.2019.114062


Anderson, K., P.A. Moore, Jr., C. Pilon, J. Martin, D.H. Pote, P.R. Owens, A.J. Ashworth, D. Miller, and P. DeLaune. 2020.  Long-term study on the effects of buffer strips and grazing management on phosphorus runoff from pastures. J. Environ. Qual. 49: 85– 96. doi:10.1002/jeq2.20010


Acharya, M., B.S. Howell, J. Burke, A.J. Ashworth, and R.W. Rorie. 2020. Relationship of anti-mullerian hormone to reproductive traits in katahdin ewes bred in late spring or fall. Advances in Reproductive Sciences. 8: 48-56. doi: 10.4236/arsci.2020.81005


Ashworth, A.J., D.H. Pote, D.B. Watts, and T.R. Way. 2020. Effect of seeding distance from subsurface banded poultry litter on corn yield and leaf greenness. Agronomy Journal. 112:1679–1689. doi: 10.1002/agj2.20186


Ashworth, A.J., P.A. Moore, Jr., R. King, J.L. Douglas, D.H. Pote, and A.A. Jacobs. 2020. Switchgrass nitrogen fertility response and nutrient cycling in a hay system. Agronomy Journal. 112:1963–1971. doi:10.1002/agj2.20156. 2020


Amorim, H.C.S., A.J. Ashworth, B.J. Wienhold, M.S. Savin, F.L. Allen, A.M. Saxton, P.R. Owens, and N. Curi. 2020. Soil quality indices based on long-term conservation cropping systems management. Agrosystems, Geosciences & Environment. 3:e20036.


Anderson, K., P.A. Moore, Jr., and J. Martin, and A.J. Ashworth. 2020. Effect of a new manure amendment on ammonia emissions from poultry litter. Atmosphere. 11, 225. doi:10.3390/atmos11030257


Kharel, T.P., A.J. Ashworth, A. Shew, M. Popp, and P.R. Owens. 2020. Tractor guidance improves production efficiency by reducing overlaps and gaps. Agricultural & Environmental Letters. 5:e20012.


Kharel, T.P., A.J. Ashworth, P.R. Owens, and M. Buser. 2020. Spatially and temporally disparate data in systems agriculture: issues and prospective solutions. Agronomy Journal. 112:4498–4510.


Amorim, H.C.S., A.J. Ashworth, P.A. Moore, Jr., B.J. Wienhold, M.S. Savin, P.R. Owens, S. Jagadamma; T. Carvalho, and S. Xu. 2020. Soil quality indices following long-term conservation pasture management practices. Agriculture, Ecosystems and Environment. 301.



Kharel, T.P., P.R. Owens, and A.J. Ashworth. 2020. Tractor path overlap is influenced by field shape and terrain attributes. Agricultural & Environmental Letters. 5:e20027.


Xu, S., S. Jagadamma, A.J. Ashworth, S. Surendra, P.R. Owens, and P.A. Moore, Jr. 2020. Long-term effects of pasture management and fenced riparian buffers on soil organic carbon content and aggregation. Geoderma. 382, 114666,


Ashworth, A.J., K. V. Knapp, F.L. Allen, and A.M. Saxton. 2020. Comparison of discriminatory effects of corn yield test locations based on their genetic variation expression among hybrids. Crop Sci. 60: 3166–3174.


Gelley, C.H., A.J. Ashworth, P.D. Keyser, R. Nave-Oakes, and J. Reinhart. 2020. Water-use efficiency of forage crops in the Southeastern United States. Agronomy. 10: 9, 1377;


Yang, Y., A.J. Ashworth, J. DeBruyn, L.M. Durso, M. Savin, K. Cook, P.A. Moore, Jr., and P.R. Owens. 2020. Antimicrobial resistant gene prevalence in soils due to animal manure deposition and long-term pasture management. PeerJ 8:e10258.


Amorim, H.C.S., A.J. Ashworth, K.R. Brye, B.J. Wienhold, M.C. Savin, P.R. Owens, and S.H. G. Silva. 2021. Soil quality indices as affected by long-term burning, irrigation, tillage, and fertility management. Soil Science Society of America J. 85:379–395. doi:10.1002/saj2.20188


Ashworth, A.J., P.A. Moore, D.H. Pote, P.R. Owens, J. Martin, and K. Anderson. 2021. Conservation management practices reduce non-point source pollution from grazed pastures. Heliyon. 7, e06238.


Gurmessa, B., A.J. Ashworth, Y. Yang, K. Adhikari, M. Savin, P.R. Owens, T. Sauer, E.F. Pedretti, S. Cocco, and G. Corti. 2021. Soil bacterial diversity based on management and topography in a silvopastoral system. Applied Soil Ecology. 163, 103918.


Niyigena, V., A.J. Ashworth, C. Nieman, M. Achara, K.P. Coffey, D. Philipp, L. Meadors, and T.J. Sauer. 2021. Factors affecting sugar accumulation and fluxes in warm- and cool-season forages grown in a silvopastoral system. Agronomy. 11, 354.


Gurmessa, B., A.J. Ashworth, Y. Yang, M. Savin, P.A. Moore Jr., S. Ricke, G. Corti. E.F. Pedretti, and S. Cocco. 2021.Variations in bacterial community structure and antimicrobial resistance gene abundance in cattle manure and poultry litter. Environmental Research. 97, 111011.


Acharya, M., A.J. Ashworth, Y. Yang, J.M. Burke, J.A. Lee, and R. Sharma-Acharya. 2021. Soil microbial diversity in organic and non-organic pasture systems. PeerJ 9:e11184.


Zhou, V., J.A. Larson, V.R. Sykes, A.J. Ashworth, and F.L. Allen. 2021. Crop rotation, cover crop, and poultry litter effects on no-tillage cotton profitability. Agronomy Journal. 113: 2648– 2663.


Yang, Y., A.J. Ashworth, L.M. Durso, M. Savin, J. DeBruyn, K. Cook, P.A. Moore, Jr., and P.R. Owens. 2021. Do long-term conservation pasture management practices influence microbial diversity and antimicrobial resistant genes in runoff? Frontiers in Microbiology. 12, 617066.


Popp, M.P., A.J. Ashworth, and C.P. West. 2021. Simulating the feasibility of dual use switchgrass. Energies. 14, 2422.


Anderson, K., P.A. Moore, Jr., J. Martin, and A.J. Ashworth. 2021. Evaluation of a novel poultry litter amendment on greenhouse gas emissions. Atmosphere. 12, 563.


Adams, T.C., A.J. Ashworth, and T. Sauer. 2021. Soil CO2 evolution is driven by forage species, soil moisture, grazing pressure, poultry litter fertilization, and seasonality in silvopastures. Agrosystems, Geosciences & Environment. 4:e20179.


Richwine, J.D., P.D. Keyser, D.W. Hancock, and A.J. Ashworth. Using a browntop millet companion crop to aid native grass establishment. Agronomy Journal. 1−12. doi: 10.1002/agj2.20739


  • Friesen, G.M.A., R. Smith, D.J. Cattani, and A.T. Phan. 2020. Characterizing genetically diverse blue grama [Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths] seed sources. Can. J. Botany 98:11.
  • Gilbert, B., A.S. MacDougall, T. Kadoya, M. Akasaka, J.R. Bennett, E.M. Lind, H. Flores-Moreno, J. Firn, Y. Hautier, E.T. Borer, E.W. Seabloom, P.B. Adler, E.E. Cleland, J.B. Grace, W.S. Harpole, E.H. Esch, J.L. Moore, J. Knops, L. McCulley, B. Mortensen, J. Bakker, and P.A. Fay. Climate and local environment structure asynchrony and the stability of primary production in grasslands. 2020. Global Ecology and Biogeography 29(7):1177-1188. doi: 10.1111/geb.13094.
  • Hautier, Y., P. Zhang, M. Loreau, K. Wilcox, E. Seabloom, E. Borer, J. Byrnes, S. Koerner, K. Komatsu, J. Lefcheck, A. Hector, P. Adler, J. Alberti, C. Arnillas, J. Bakker, L. Brudvig, M. Bugalho, M. Cadotte, M. Caldeira, O. Carroll, M. Crawley, S. Collins, P. Daleo, L. Dee, N. Eisenhauer, A. Eskelinen, P. Fay, B. Gilbert, A. Hansart, F. Isbell, J. Knops, A. MacDougall, L. McCulley, J. Moore, J. Morgan, A. Mori, P. Peri, E. Pos, S. Power, J. Price, P. Reich, A. Risch, C. Roscher, M. Sankaran, M. Schueltz, M. Smith, C. Stevens, P. Tognetti, R. Virtanen, G. Wardle, P. Wilfhart, and S. Wang. 2020. General destabilizing effects of eutrophication on grassland productivity at multiple spatial scales. Nature Communications 11:5375. doi: 10.1038/s41467-020-19252-4
  • Kramer, K.J., I.A. Kagan, L.M. Lawrence, and R. Smith. 2020. Ethanol-soluble carbohydrates of cool-season grasses: prediction of concentration by near-infrared reflectance spectroscopy (NIRS) and evaluation of effects of species cultivar and management.  J. of Equine Vet. Science 101:10342.
  • Kramer, K.J., I.A. Kagan, L.M. Lawrence, B. M. Goff, and R. Smith. 2020. Water-soluble carbohydrates of cool-season grasses: prediction of concentrations by near-infrared reflectance spectroscopy and evaluation of effects of genetics, management, and environment. J. of Equine Vet. Science 90: 103014.
  • Meyer, Susan, Margaret H. MacDonald, Nathan D. Reetz, Mihail R. Kantor, Lynn Carta, Zafar Ahmad Handoo, Mary J. Camp, and Tim D. Phillips. 2020. Chia: Host status for Meloidogyne incognita and activity of plant extracts. Plant Disease.
  • Risch, A., S. Zimmermann, B. Moser, M. Schuetz, F. Hagedorn, J. Firn, P. Fay, P. Adler, L. Biederman, J. Blair, E. Borer, A. Broadbent, C. Brown, M. Cadotte, M. Caldeira, K. Davies, A. di Virgilio, N. Eisenhauer, A. Eskelinen, J. Knops, A. MacDougall, L. McCulley, B. Melbourne, J. Moore, S. Power, S. Prober, E. Seabloom, J. Siebert, M. Silveira, K. Speziale, C. Stevens, P. Tognetti, R. Virtanen, L. Yahdjian, and R. Ochoa-Hueso. 2020. Global impacts of fertilization and herbivore removal on soil net nitrogen mineralization are modulated by local climate and soil properties. Global Change Biology 26(12): 7173-7185. doi: 10.1111/gcb.15308
  • Ochoa-Hueso, R., E.T. Borer, E.W. Seabloom, S.E. Hobbie, A.C. Risch, S.L. Collins, J. Alberti, H.A. Bahamonde, C.S. Brown, M.C. Caldeira, P. Daleo, C.R. Dickman, A. Ebeling, N. Eisenhauer, E.H. Esch, A. Eskelinen, V. Fernandez, S. Gusewell, B. Gutierrez-Larruga, K. Hofmockel, R. Laungani, E. Lind, A. Lopez, L. McCulley, J.L. Moore, P.L. Peri, S.A. Power, J.N. Price, S.M. Prober, C. Roscher, J.M. Sarneel, M. Schutz, J. Siebert, R.J. Standish, S. Velasco Ayuso, R. Virtanen, G.M. Wardle, G. Wiehl, L. Yahdjian, and T. Zamin. 2020. Microbial processing of plant remains is co-limited by multiple nutrients in global grasslands. Global Change Biology 26(8):4572-4582. doi: 10.1111/gcb.15146.
  • Roberts, C.A., J.G. Andrae, R. Smith, M.H. Poore, C.A. Young, D.W. Hancock, and G.J. Pent. 2020. The alliance for grassland renewal: a model for teaching endophyte technology J. of Animal and Veterinary Sciences 14:50-54.
  • Seabloom, E., P.B. Adler, J. Alberti, L. Biederman, Y. Buckley, M. Cadotte, S. Collins, L. Dee, P. Fay, J. Firn, N. Hagenah, W.S. Harpole, Y. Hautier, A. Hector, S. Hobbie, F. Isbell, J. Knops, K. Komatsu, F. Laungani, A. MacDougall, L. McCulley, J. Moore, J. Morgan, T. Ohlert, S. Prober, A. Risch, M. Schutz, C. Stevens, and E. Borer. 2020. Increasing effects of chronic nutrient enrichment on plant diversity loss and ecosystem productivity over time. Ecology 102(2): e03218. doi: 10.1002/ecy.3218
  • Serson, W., P. Armstrong, E. Maghirang, A. AL-Bakri, D. Phillips, M. AL-Amery, K. Su, and D.F. Hildebrand. 2020. Development of Whole and Ground Seed Near-Infrared Spectroscopy Calibrations for Oil, Protein, Moisture, and Fatty Acids in Salvia hispanica, JAOCS, Journal of the American Oil Chemists' Society, 7(1), 3-13. doi: 10.1002/aocs.12300
  • Sitters, J., E.R.J. Wubs, E.S. Bakker, T.W. Crowther, P.B. Adler, S. Bagchi, J.D. Bakker, L. Biederman, E.T. Borer, E.E. Cleland, N. Eisenhauer, J. Firn, L. Gherardi, N. Hagenah, Y. Hautier, S.E. Hobbie, J.M.H. Knops, A.S. MacDougall, L. McCulley, J.L. Moore, B. Mortensen, P.L. Peri, S.M. Prober, C. Riggs, A.C. Risch, M. Schutz, E.W. Seabloom, J. Siebert, C.J. Stevens, and G.F. Veen. 2020. Nutrient availability controls the impact of mammalian herbivores on soil carbon and nitrogen pools in grasslands. Global Change Biology 26(4):2060-2071. doi: 10.1111/gcb.15023.
  • Stanton, V.L., E.R. Haramoto, and Phillips2020. Biomass potential of drill interseeded cover crops in corn in Kentucky. Agronomy Journal
  • Stanton, V.L., E.R. Haramoto, and Phillips2020. Summer survival is a major limitation to interseeding Poaceae cover crops in Kentucky.  Crop, Forage, and Turfgrass Management 6:e20004.  https://doi: 10.1002/cft2.20004. 
  • Tao, B., Y.J. Yang, J. Yang, Smith, J. Fox, A. Ruane, J.Z. Liu, and W. Ren. 2020. Recent shrinkage and fragmentation of bluegrass landscape induced by crop expansion in Kentucky. Remote Sensing: 12(11),

Avanesyan, A., and W. Lamp.  2020.  Use of molecular gut content analysis to decipher the range of food plants of the invasive spotted lanternfly, Lycorma delicatula.  Insects 11, 215. 


Avanesyan, A., H. Sutton, and W. Lamp.  2021.  Choosing an effective PCR-based approach for diet analysis of insect herbivores: a systematic review.  Journal of Economic Entomology doi: 10.1093/jee/toab057.


Avanesyan, A., N. Illahi, and W. Lamp.  2021.  Detecting ingested host plant DNA in potato leafhopper, Empoasca fabae: potential use of molecular markers for gut content analysis.  Journal of Economic Entomology 114: 472-475. doi: 10.1093/jee/toaa247


Eckert, R., H. Halvorson, K. Kuehn, and W. Lamp.  2020.  Macroinvertebrate community patterns in relation to leaf-associated periphyton under contrasting light and nutrient conditions in headwater streams.  Freshwater Biology 65: 1270-1287. DOI: 10.1111/fwb.13473


Eckert, R., W. Lamp, and G. Marbach-Ad.  2021. Jigsaw dissection activity enhances student ability to relate morphology and ecology in aquatic insects.  Journal of Biological Education (in press)


Thompson, M., and W. Lamp.  2021.  Herbivory enhances legume-rhizobia symbioses function, increasing aboveground allocation of biologically fixed nitrogen, but only in soils without additional nitrate.  Plant Soil


Wallau, M., A. Lazur, A. Grev, S. Rondon, and J. Robinson. 2021. Organizing virtual field events: opportunities, strategies, and lessons from across the country. Journal of Extension. Submitted April 2021.


Wilson-Ounekeo, R. and W. Lamp.  2020.  Perceptions and responses of residents to the nuisance black fly Simulium jenningsi (Diptera: Simuliidae) in the mid-Atlantic United States.  Journal of Medical Entomology 57: 1872–1881, DOI: /10.1093/jme/tjaa129


Wilson-Ounekeo, R., and W. Lamp.  2021.  Environmental and spatial predictors of the distribution patterns of the host-seeking black fly, Simulium jenningsi.  Environmental Entomology (in press)


Yurchak, V., A. Leslie, G.P. Dively, W.O. Lamp, and C.R.R. Hooks.  2021.  Degradation of transgenic Bacillus thuringiensis proteins in corn residue to post-harvest management practices. Transgenic Research

Grabber, J.H., H. Riday, W. Osterholz, A. Cassida, J. Williamson and M. Renz. 2021. Differential survival of alfalfa varieties interseeded into corn silage. Crop Science 61:1797-1808. doi: 10.1002/csc2.20465

Sulc, R.M., A.M. Arnold, A. Cassida, K. Albrecht, M. Hall, D.H. Min, X. Xu; D.J. Undersander, and E. van Santen. 2021. Changes in Forage Nutritive Value of Reduced-Lignin Alfalfa During Regrowth. Crop Sci. 61:1478–1487. doi: 10.1002/csc2.20366

Patel, S., C.A. Bartel, A.W. Lenssen, K.J. Moore, and T. Berti. 2021. Stem density, productivity, and weed community dynamics in corn-alfalfa intercropping. Agronomy 2021, 11,1696.

Berti, M.T. A. Cecchin, D.P. Samarappuli, S. Patel, A.W. Lenssen, K.J. Moore, S.S. Wells, and M.J. Kazula. 2021. Alfalfa established successfully in intercropping with corn in the US Midwest Agronomy 2021, 11, 1676

Schmitt, M. T. Berti, D. Samarappuli, and J. Ransom. 2021. Factors affecting the establishment and growth of cover crops intersown into maize (Zea mays L.). Agronomy 11: 712.

Kandel, H. D.P. Samarappuli, K. Johnson, and T. Berti. 2021. Soybean relative maturity, not row spacing affected interseeded cover crops biomass. Agriculture 11 (5): 441

Berti, M.T., Lukaschewsky, and D.P. Samarappuli. 2021. Intercropping alfalfa into silage maize can be more profitable than maize silage followed by spring-seeded alfalfa. Agronomy 11(6), 1196;

Cecchin, A., Pourhashem, G., R.W. Gesch, A.W. Lenssen, S. Patel, Y. Mohammed and T. Berti. 2021. The environmental impact of ecological intensification of a cropping system in the U.S. Upper Midwest. Sustainability 13: 1696.

Cecchin, A., Pourhashem, G., R.W. Gesch, A.W. Lenssen, S. Patel, Y. Mohamed, and T. Berti. 2021. Environmental trade-offs of relay-cropping winter cover crops within maize and soybean. Agric. Systems 189:103062

Patel, S., A.W. Lenssen, K.J. Moore, Y.A. Mohammed, R.W. Gesch, M.S. Wells, B.L. Johnson, T. Berti, and H.L. Matthees. 2021. Interseeded pennycress and camelina yield and their influence on row crops. Agronomy J. doi: 10.1002/agj2.20655


Quinby, M.P. ; Nave, R.L.G.; Sulc, R.M.; Castillo, M.S.; Bates, G.; McIntosh, D.; Schneider, L. (2021). Comparison of alfalfa mixed with tall fescue and bermudagrass on forage accumulation, botanical composition, and nutritive value. Crop Sci.


Dominschek, R.; Barroso, A.A.M.; Lang, C.R.; Moraes, A; Sulc, R.M.; Schuster, M.Z. (2021). Crop rotations with temporary grassland shifts weed patterns and allows herbicide-free management without crop yield loss. J. of Cleaner Production Volume 306.


Sulc*, R.M., A.M. Arnold;  K. A. Cassida; K. A. Albrecht; M. H. Hall; D. Min, X. Xu; D. J. Undersander; E. van Santen. 2021. Changes in nutritive value of reduced lignin alfalfa during regrowth. Crop Sci. 61:1478-1487.


Sulc, R.M.; Lamp, W.O.; Buntin, G.D. (2020) Insect management. p. 535-550 In Moore, K.J.; Collins, M.; Nelson, C.J.; Redfearn, D.D. (eds.) Forages: The Science of Grassland Agriculture, Vol. II. 7th ed. Wiley Blackwell, West Sussex, UK.


Szymczak, L.S.; Moraes; R.M. Sulc; A.L.G. Monteiro; C.R. Lang; R.F.; Moraes; D.F.F. da Silva; C. Bremm; P.C.F. Carvalho. (2020). Tall fescue sward structure affects the grazing process of sheep. Sci Rep 10, 11786.


Casler, M.D.; Lee, D.; Mitchell, R.B.; Adler, P.R.; Sulc, R.M.; Johnson, K.D.; Kallenbach, R.L.; Boe, A.R.; Mathison, R.D.; Cassida, K.A.; Min, D.; Moore, K.J. (2020). Nitrogen demand associated with increased biomass yield of switchgrass and big bluestem: implications for future breeding strategies. Bioenerg. Res. 13:120-131


Da Silva, S.C.; Bueno, A.A.O.; Carnevalli, R.A.; Silva, G.P.; Chiavegato, M.B . (2020). Nutritive value and morphological characteristics of Mombaça grass managed with different rotational grazing strategies. JOURNAL OF AGRICULTURAL SCIENCE, 157, 595-598. doi: 10.1017/S0021859620000052.


Congio, G.F.S., Bannink, A., Mogollon, O.L.M., Hristov, A.N., Chiavegato. M.B., et al. 2021. Enteric methane mitigation strategies for ruminant livestock systems in the Latin America and Caribbean region: A meta-analysis. Journal of Cleaner Production, 321, 127693.


Lin, S., C.A. Medina, S. Norberg, D. Combs, G.J. Wang, G. Shewmaker, S. Fransen, D. Llewellyn & L.X. Yu. 2021. Genome-wide association studies identifying multiple loci associated with alfalfa forage quality. Frontiers in Plant Science/Plant Breeding 12: 648192. doi: 10.3389/fpls.2021.648192.

Yang, Yungui, Yanyan Lin, Lu Zhao, Xuemei Yang, Ting Guo, and David B. Hannaway. 2021. Influence of ensiling additives on silage quality of several oat cultivars. International Journal of Science 8(2): 23-31.

Wang, G.J., G. Bobe, S.J. Filley, G.J. Pirelli, M.G. Bohle, T.Z. Davis, G.L. Banuelos & J.A. Hall. 2021. Effects of springtime sodium selenate foliar application and NPKS fertilization on selenium concentrations and selenium species in forages across Oregon. Animal Feed Science and Technology 276: 114944.

Wang, M., R. Gao, M. Franco, D.B. Hannaway, W. Ke, Z. Ding, Z. Yu, X. Guo. 2021. Effect of Mixing Alfalfa with Whole-Plant Corn in Different Proportions on Fermentation Characteristics and Bacterial Community of Silage. Agriculture 11: 174-185.

Cicek, Harun, Serkan Ates, Gazi Ozcan, Mehmet Tezel, Jennifer G. Kling, Mounir Louhaichi and Gurhan Keles. 2020. Effect of nurse crop and seeding rate on the persistence, productivity and nutritive value of sainfoin in a cereal-based production system. Grass and Forage Science 75: 86-95.

Gultekin, Yunus, Shelby Filley, Mary Smallman, David Hannaway, Serkan Ates. 2020. Pasture production, persistence of legumes and lamb growth in summer-dry hill pastures.  Grass and Forage Science. Article ID: GFS12497. DOI 10.1111/gfs.12497.

Qin, Ruijun, C. Noulas, D. Wysocki, X. Liang, G. Wang and S. Lukas. 2020. Application of plant growth regulators on soft white winter wheat under different nitrogen fertilizer scenarios in irrigated fields. MDPI-Agriculture. DOI: 10.3390/agriculture10070305.

Smith, R.W., M. Webb, D. Kidd and D.B. Hannaway. 2020. Mapping pasture species suitability using fine scale soils and climate data. Crop & Pasture Sci. 70 (12): 1175-1183.

Tan, Shuhao, Weizhu Dai, Ruxin Zhang, and David B. Hannaway. 2020. Multi-household Grassland Management Pattern Promotes Ecological Efficiency of Livestock Production. Ecological Economics: 171.

Wilson, Randi L., Massimo Bionaz, Jennifer W. MacAdam, Karen A. Beauchemin, Harley D. Naumann, and Serkan Ates. 2020. Milk production, nitrogen utilization, and methane emission of dairy cows grazing grass, forb, and legume-based pastures. Journal of Animal Science.

Zhang, Ruxin, ShuhaoTan, David Hannaway, and Weizhu Dai. 2020. Multi-household grassland management pattern promotes ecological efficiency of livestock production. Ecological Economics 171 106618.

Zhu, Yajuan and Guojie Wang. 2020. Rainwater use process of Caragana intermedia in semi-arid zone, Tibetan Plateau. Frontiers in Earth Science-Hydrosphere.


Kubesch, J.O.C., R.L.G. Nave, A.P. Griffith, S. Cui, G.E. Bates, D.M. Butler, and V.R. Pantalone. 2021. Economic outcomes of cool and warm-season swards in transitioning organic swards. Agron. J. (in review).


Kubesch, J.O.C., R.L.G. Nave, S. Cui, G.E. Bates, D.M. Butler, and V. R. Pantalone. 2021. Forage species selections for transitional organic production in the Southeastern United States. Agron. J. (in review)


Xiong, Y.V., R.L.G. Nave, A.P. Griffith, M.P. Quinby, G.E. Bates, and M.D. Corbin. 2021. Emergency seeding of cool-season annuals into perennial grass after fall drought. Crop Forage and Turfgrass Management. (in review)


Quinby, M.P.; R.L.G. Nave; R.M. Sulc; M.S. Castillo; G. E. Bates; D. McIntosh; L. Schneider 2021. Comparison of alfalfa mixed with tall fescue and bermudagrass on forage accumulation, botanical composition, and nutritive value. Crop Sci.


Tilhou, N.W., R.L.G. Nave, S. Jagadamma, N. Eash, and J.T. Mulliniks. 2021. Forage species and summer management impacts on soil labile carbon and nitrogen in winter stockpiled grazing systems. Agrosystems, Geoscience and Environment. doi:10.1002/agg2.20132


Gelley, C.H., Ashworth, A., P. Keyser, L.G. Nave, and J. Rhinehart. 2020. Water-use efficiency of forage crops in the southeastern United States. Agronomy. doi:10.3390/agronomy10091377.


Quinby, M.P., R.L.G. Nave, G.E. Bates, and D. McIntosh. 2020. Harvest interval effects on the persistence and productivity of alfalfa grown as a monoculture or in mixtures in the southeastern United States. Crop Forage and Turfgrass Management.


Barbero, R.P., E.B. Malheiros, N.M. Aguilar, E.P. Romanzini, A.C. Ferrari, R.L.G. Nave, J.T. Mulliniks, R.A. Reis. 2020. Supplementation level increasing dry matter intake of beef cattle grazing low herbage height. Journal of Applied Animal Research.


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  • Acharya, M., Ashworth, A.J., Burner, D.M., Pote, D.H., Burke, J.M., and J.P. Muir. 2020. Browse potential of bristly locust, smooth sumac, and sericea lespedeza for small ruminants. Agroforestry Systems 94:1087-1098. doi:10.1007/s10457-019-00479-0
  • Batista, L.F.D, M.E. Rivera, A.B. Norris, J.P. Muir, M.A. Fonseca, and L.O. Tedeschi.
  • The Influence of Extended Supplementation of Quebracho Extract to Beef Steers Consuming a Hay Diet on Digestion, Ruminal, and Blood Parameters. Journal of Animal Science 99.
  • Bell, J.M., E. Bynum, and P. Porter. 2020. Impact of sugarcane aphid on forage sorghum yield and silage nutritive value. Agro. J. 2021:1-19.
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  • Costa, H. H. A., M.C. P. Rogerio, R.C.F.F. Pompeu, R.N. B. Lobo, A.R. Lima, C.S. Costa, E. S. Pereira, L. F. Gudes, and J. P. Muir. Evaluation of high-concentrate diets that vary in physically effective neutral detergent fibre for finishing lambs. South African J. Anim. Sci. 51(3):322.
  • Decunta, F.A., L.I. Pérez, D.P. Malinowski, M.A. Molina-Montenegro, and P.E. Gundel. 2021. A systematic review on the effects of Epichloë fungal endophytes on drought tolerance in cool-season grasses. Frontiers in Plant Science 12:644731. doi:10.3389/fpls.2021.644731/full
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  • Murray, D.B., J.P. Muir, M.S. Miller, D.R. Erxleben, and K. Mote. 2021. Effective management practices for increasing native plant diversity on mesquite savanna-Texas wintergrass dominated rangelands. Rangeland Ecology & Management 75:161-169.
  • Oliveira Monteschio, J de, F.M. de Vargas Junior, A.L. Alves da Silva, R. Alves das Chagas, T. Fernandes, A.P. Leonardo, I. Naemi Kaneko, L.A. de Moraes Pinto, A. Guerrero, A. Alves de Melo Filho. V.P. Ferraz, G.M. Fagundes, J.P. Muir. 2021. Effect of copaíba essential oil (Copaifera officinalis L.) as a natural preservative against oxidation. Plos One 16(3) e0248499
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Bateman, T. M., Villalba, J., Ramsey, R., and Sant, E. D. (2020). A multi-scale approach to predict the fractional cover of medusahead (Taeniatherum caput-medusae). Rangeland Ecology and Management, 73, 538-546.

Clemensen, A. K., Villalba, J., Rottinghaus, G. E., Lee, S. T., Provenza, F. D., and Reeve, J. (2020). Do plant secondary metabolite-containing forages influence soil processes in pasture systems? Agronomy Journal, 112, 3744-3757.

Distel, R. A., Arroquy, J. I., Lagrange, S., and Villalba, J. (2020). Designing diverse agricultural pastures for improving ruminant production systems. Frontiers in Sustainable Food Systems, 4.

Lagrange, S., Beauchemin, K. A., MacAdam, J. W., and Villalba, J. (2020). Grazing diverse combinations of tanniferous and non-tanniferous legumes: Implications for beef cattle performance and environmental impact. Science of the Total Environment, 746, 140788.

Lira, R., MacAdam, J. W., Sales, F., and Villalba, J. (2020). Supplementation strategies to enhance intake of romerillo (Chiliotrichum diffusum) by sheep in southern Patagonia. Small Ruminant Research, 192.

Lira, R., MacAdam, J. W., Sales, F., and Villalba, J. (2020). Supplemental levels of protein and energy influence ingestion of Romerillo (Chiliotrichum diffusum) by sheep in southern Patagonia. Small Ruminant Research, 191

Pedernera, M., Mereu, A., Cromer, E., and Villalba, J. (2020). Preference for inorganic sources of calcium and phosphorus by sheep as a function of need. Animal Science Journal, 91, e13460.

Pound, C., Yost, M., Creech, J. E., Cardon, G., Gale, J. A., Heaton, K., Price, S., Kitchen, B. M., Wilde, T., and Pace, M. (2020). Nitrogen fertilizer needs of first-year small grain forages following alfalfa. Agronomy Journal 113, 2006-2017.

Silva, J. A., Poli, C. H., Tontini, J. F., Irigoyen, L. R., Modesto, E. C., and Villalba, J. (2020). Ingestive behavior of young lambs on contrasting tropical grass sward heights. Frontiers in Veterinary Science, 7, 643.

Spackman, C. N., Monaco, T. A., Stonecipher, C. A., and Villalba, J. (2020). Plant silicon as a factor in medusahead (Taeniatherum caput-medusae) invasion. Invasive Plant Science and Management, 13, 143-154.

Waldron, B., Bingham, T., Creech, J. E., Peel, M., Miller, R. L., Jensen, K., Zobell, D., Eun, J.-S., Heaton, K., and Snyder, D. L. (2020). Binary mixtures of alfalfa and birdsfoot trefoil with tall fescue: herbage traits associated with the improved growth performance of beef steers. Grassland Science, 66, 74-87.

Waldron, B., Sagers, J., Peel, M., Rigby, C., Bugbee, B. G., and Creech, J. E. (2020). Salinity reduces the forage quality of forage kochia: a halophytic Chenopodiaceae shrub. Rangeland Ecology and Management, 73, 384-393.

Wilson, R.L., Bionaz, M., MacAdam, J. W., Beauchemin, K.A., Naumann, H.D., and Ates, S. (2020). Milk production, nitrogen utilization, and methane emission of dairy cows grazing grass, forb, and legume-based pastures. Journal of Animal Science 98 skaa220.

Zhang, Y., MacAdam, J. W., Villalba, J., and Dai, X. (2020). Nutritive value and plant secondary compounds influence forage in vitro digestibility. Journal of the Science of Food and Agriculture 101:334-340.


Pinto, P., De Haan, L., and V. Picasso. 2021. Post-Harvest Management Practices Impact on Light Penetration and Kernza Intermediate Wheatgrass Yield Components. Agronomy 2021, 11, 442. DOI:10.3390/agronomy11030442

Sanford, G.R., R. Jackson, E. Booth, J.L. Hedtcke, and V. Picasso. 2021. Perenniality and diversity drive output stability and resilience in a 26-year cropping systems experiment. Field Crops Research 263: 108071. DOI: 10.1016/j.fcr.2021.108071

Orcasberro M.S., C. Loza, J. Gere, P. Soca, V. Picasso, and L. Astigarraga. 2021. Seasonal Effect on Feed Intake and Methane Emissions of Cow–Calf Systems on Native Grassland with Variable Herbage Allowance. Animals 2021, 11, 882. DOI:10.3390/ani11030882

Duchene, O., B. Dumont, D. Cattani, L. Fagnant, B. Schlautman, L. R. DeHaan, S. Barriball, J. Jungers, V. Picasso, C. David, F. Celette. 2021. Process-based analysis of Thinopyrum intermedium phenological development highlights the importance of dual induction for reproductive growth and agronomic performance. Agricultural & Forest Meteorology. Vol 301–302, 108341. DOI:10.1016/j.agrformet.2021.108341

Ivancic, K., A. Locatelli, W. Tracy, and V. Picasso. 2021. Kernza Intermediate wheatgrass (Thinopyrum intermedium) response to a range of vernalization conditions. Canadian Journal of Plant Sciences DOI:10.1139/CJPS-2020-0251

Zimbric, J.W., D. Stoltenberg, V. Picasso. 2020. Strategies to reduce plant height in dual-use intermediate wheatgrass cropping systems. Agronomy Journal 2021;1−11. DOI:10.1002/agj2.20544

Sakiroglu, M., Dong, C., Hall, M.B., Jungers, J. and Picasso, V. 2020. How does nitrogen and forage harvest affect belowground biomass and non‐structural carbohydrates in dual use Kernza intermediate wheatgrass? Crop Science 2020; 60:2562–2573. DOI:10.1002/csc2.20239

Zimbric, J.W., D.E. Stoltenberg, V.D. Picasso. 2020. Effective weed suppression in dual-use intermediate wheatgrass systems. Agronomy Journal 112:2164-2175. DOI: 10.1002/agj2.20194

Darre, E., E. Llanos, L. Astigarraga, M. Cadenazzi, V. Picasso. 2020. Do pasture-based mixed dairy systems with higher milk production have lower environmental impacts? A Uruguayan case study. New Zealand Journal of Agricultural Research. DOI: 10.1080/00288233.2020.1750433

Siri-Prieto, G., O. Ernst, M. Bustamante, V. Picasso. 2020. Impact of nitrogen and phosphorous on biomass yield, nitrogen efficiency, and nutrient removal of perennial grasses for bioenergy. Biomass and Bioenergy 136: 105526. DOI: 10.1016/j.biombioe.2020.105526

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