日粮中不同代谢能、降解蛋白和非降解蛋白水平对泌乳前期细毛羊生产性能的影响
李建国,桑润滋,曹玉凤,郭钢,孔祥浩,王俊杰
Influence of Metabolizable Energy, Rumen Degradable and Undegraded Protein Levels in Ration on Performance of Ewes during Early Lactation
动物营养学报 . 1996, (04): 56 -60 . 

京公网安备 11010802041926号    京ICP备17050989号-2