搜索结果: 1-1 共查到“农学 pullet”相关记录1条 . 查询时间(0.093 秒)
Effects of Reduced- Protein Diets at Constant Total Sulfur Amino Acids：Lysine Ratio on Pullet Development and Subsequent Laying Hen Performance
Laying hen lysine methionine protein pullet
2009/1/20
The effect of using a low protein regime in pullet development and subsequent layer performance was studied. The experiment consisted of two periods of rearing and laying. Two hundred and sixty Hy-lin...