各组在基础日粮中添加不同处理及水平的维生素a。
Different groups were added the different treatments and levels of VA.
试验在鹌鹑基础日粮中添加不同水平的碘化钾，研究了碘添加期鹑蛋中碘水平随鹑服碘日程的变化情况。
The variation of iodine level of quail eggs with the iodine-eating schedule was studied by the experiment of different level KI added into basic diets for egg-laying quails.
在肉鸡基础日粮中添加不同水平的钩吻粉，1%、2%的添加剂量都能提高仔鸡的体增重，与对照组相比，其值分别提高5.46%、10.75%。
After adding 1%, 2% Ge powder in basic diets, compared with the control group, the broilers' weight gain increased 5.46%, 10.75% respectively.
在添加蛋氨酸、赖氨酸、苏氨酸、色氨酸的基础上再添加缬氨酸，可进一步降低动物日粮中蛋白质水平，且不影响动物的生长性能。
The addition of valine, along with methionine, lysine, threonine and tryptophan, allows farmers to further reduce crude protein content of feed without any loss of animal growth performance.
在添加蛋氨酸、赖氨酸、苏氨酸、色氨酸的基础上再添加缬氨酸，可进一步降低动物日粮中蛋白质水平，且不影响动物的生长性能。
The addition of valine, along with methionine, lysine, threonine and tryptophan, allows farmers to further reduce crude protein content of feed without any loss of animal growth performance.
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