Research Summary
Research interests include nutrient management, particularly reducing nutrient excretions from dairy operations; whole-farm nutrient balances; estimating ammonia losses from manure; and use of stable isotopes to trace sources of nutrient pollution.
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Research Keywords
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Projects
Recent Publications
Effect of increasing dietary fat by feeding 15% whole cottonseed on milk production, total-tract digestibility, and methane emission in dairy cows
Adeniji, Y. A., Bomberger, R., Goodall, S. R., Hristov, A. N., Stefenoni, H. A. & Harvatine, K. J., Mar 2025, In: Journal of dairy science. 108, 3, p. 2393-2406 14 p.Research output: Contribution to journal › Article › peer-review
Corrigendum to “Lactational performance of dairy cows fed diets based on corn silages varying in ruminal degradability of starch and fiber” (J. Dairy Sci. 108:5765–5785) (Journal of Dairy Science (2025) 108(6) (5765–5785), (S0022030225003455), (10.3168/jds.2024-25867))
Cueva, S. F., Martins, L. F., Stepanchenko, N., Wasson, D. E., Roth, G. W. & Hristov, A. N., Oct 2025, In: Journal of dairy science. 108, 10, p. 11707-11708 2 p.Research output: Contribution to journal › Comment/debate › peer-review
Effects of replacing canola meal with extruded soybean meals on lactational performance and enteric gas emissions in dairy cows
Cueva, S. F., Martins, L. F., Wasson, D. E., Stepanchenko, N., Kniffen, D. M., Fabin, R. A. & Hristov, A. N., Jul 2025, In: Journal of dairy science. 108, 7, p. 7127-7143 17 p.Research output: Contribution to journal › Article › peer-review
Lactational performance of dairy cows fed diets based on corn silages varying in ruminal degradability of starch and fiber
Cueva, S. F., Martins, L. F., Stepanchenko, N., Wasson, D. E., Roth, G. W. & Hristov, A. N., Jun 2025, In: Journal of dairy science. 108, 6, p. 5765-5785 21 p.Research output: Contribution to journal › Article › peer-review
Feed additives for methane mitigation: Recommendations for identification and selection of bioactive compounds to develop antimethanogenic feed additives
Durmic, Z., Duin, E. C., Bannink, A., Belanche, A., Carbone, V., Carro, M. D., Crüsemann, M., Fievez, V., Garcia, F., Hristov, A., Joch, M., Martinez-Fernandez, G., Muetzel, S., Ungerfeld, E. M., Wang, M. & Yáñez-Ruiz, D. R., Jan 2025, In: Journal of dairy science. 108, 1, p. 302-321 20 p.Research output: Contribution to journal › Article › peer-review
Corrigendum to “Symposium review: Effective nutritional strategies to mitigate enteric methane in dairy cattle” (J. Dairy Sci. 105:8543–8557) (Journal of Dairy Science (2022) 105(10) (8543–8557), (S0022030222003927), (10.3168/jds.2021-21398))
Hristov, A. N., Melgar, A., Wasson, D. & Arndt, C., Apr 2025, In: Journal of dairy science. 108, 4, p. 4478 1 p.Research output: Contribution to journal › Comment/debate › peer-review
Feed additives for methane mitigation: Recommendations for testing enteric methane-mitigating feed additives in ruminant studies
Hristov, A. N., Bannink, A., Battelli, M., Belanche, A., Cajarville Sanz, M. C., Fernandez-Turren, G., Garcia, F., Jonker, A., Kenny, D. A., Lind, V., Meale, S. J., Meo Zilio, D., Muñoz, C., Pacheco, D., Peiren, N., Ramin, M., Rapetti, L., Schwarm, A., Stergiadis, S. & Theodoridou, K. & 5 others, , Jan 2025, In: Journal of dairy science. 108, 1, p. 322-355 34 p.Research output: Contribution to journal › Article › peer-review
Perspective: Enteric methane mitigation and its impact on livestock hydrogen emissions
Hristov, A. N. & Solomon, S., Jan 2025, In: Journal of dairy science. 108, 1, p. 1-5 5 p.Research output: Contribution to journal › Editorial › peer-review
Evaluation of ruminal outflow of protein and nitrogen fractions, and total and individual essential amino acid predictions, by nutritional models in dairy cattle
Martins, L. F., Almeida, C. V., Kim, Y., Patton, R. A. & Hristov, A. N., Oct 2025, In: Journal of dairy science. 108, 10, p. 10900-10920 21 p.Research output: Contribution to journal › Article › peer-review
Lactational performance effects of 3-nitrooxypropanol supplementation to dairy cows: A meta-regression
Martins, L. F., Maigaard, M., Johansen, M., Lund, P., Ma, X., Niu, M. & Hristov, A. N., Feb 2025, In: Journal of dairy science. 108, 2, p. 1538-1553 16 p.Research output: Contribution to journal › Article › peer-review
Production and nutrient use efficiency of lactating dairy cows fed concentrate feeds via an automatic feeding system
Martins, L. F., Cueva, S. F., Wasson, D. E., Almeida, C. V., Richards, A. T., Stepanchenko, N. & Hristov, A. N., Jul 2025, In: Journal of dairy science. 108, 7, p. 7109-7126 18 p.Research output: Contribution to journal › Article › peer-review
Bioavailability of rumen-protected histidine, lysine, and methionine assessed using different in vivo methods
Räisänen, S. E., Wasson, D. E., Cueva, S. F., Silvestre, T. & Hristov, A. N., Jan 2025, In: Journal of dairy science. 108, 1, p. 538-552 15 p.Research output: Contribution to journal › Article › peer-review
In vitro assessment of the effect of free amino acids on ruminal fermentation and 15N enrichment of ruminal nitrogen pools
Räisänen, S. E., Almeida, C. V., Zhu, X., Martins, L. F., Richards, A., Wasson, D. & Hristov, A. N., May 2025, In: Journal of dairy science. 108, 5, p. 4963-4974 12 p.Research output: Contribution to journal › Article › peer-review
Strategies for mitigating greenhouse gas emissions from US dairy farms toward a net zero goal
Rotz, C. A., Briggs, K., Hristov, A. N., Leytem, A., Young, E., Hagevoort, R. & Mullinax, D., Sep 2025, In: Journal of dairy science. 108, 9, p. 9755-9777 23 p.Research output: Contribution to journal › Article › peer-review
Effects of methane inhibitors on ruminal fermentation and microbial composition in vitro using inoculum from phenotypically high- and low-enteric-methane-emitting cows
Stepanchenko, N., Wasson, D. E., Indugu, N., Cueva, S. F., Martins, L., Narayan, K., Pitta, D. W. & Hristov, A. N., Oct 2025, In: Journal of dairy science. 108, 10, p. 10746-10765 20 p.Research output: Contribution to journal › Article › peer-review