首页>Journal of Animal Science>Influence of amount and frequency of protein supplementation to ruminants consuming low-quality cool-season forages: efficiency of nitrogen utilization in lambs and performance of gestating beef cows
Influence of amount and frequency of protein supplementation to ruminants consuming low-quality cool-season forages: efficiency of nitrogen utilization in lambs and performance of gestating beef cows
作者单位:Texas A&M Univ, Dept Anim Sci, College Stn, TX 77845 USA[1]Montana State Univ, Miles City, MT 59301 USA[2]USDA ARS, Eastern Oregon Agr Res Ctr, Burns, OR 97720 USA[3]North Dakota State Univ, Hettinger Res Extens Ctr, Hettinger, Hettinger, ND 58639 USA[4]Oregon State Univ, Eastern Oregon Agr Res Ctr, Burns, OR 97720 USA[5]