内源氨基酸的排泄量是计算饲料真可消化率以及析因法估计动物蛋白质、氨基酸需要量的重要参数。
The excretion of endogenous amino acids is an important parameter in calculating protein true digestibility and in estimating protein and amino acids requirement.
本文针对猪饲料营养价值评定、营养需要量及配方设计技术等方面的研究进行了总结。
Advances on feedstuff evaluation, nutrient requirements and formulation techniques of swine were reviewed in this paper.
经用典型日粮配方计算，再与猪、鸡营养需要量比较，对我省猪、鸡饲料中微量元素的盈缺作出了判定。
Through checking the available contents of trace elements in typical diets with the nutrient requirement of swine and chicken, whether the elements are surplus or deficient is discriminated.
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