稀土用做产蛋鸡饲料添加剂的研究

A Study on Rare Earth Element Used as Feed Additive for Hens

本文主要论述稀土做为产蛋鸡饲料添加剂的添加量、试验效果、作用机理以及对人与鸡的安全性。

This artical mainly discusses the additive amount of rare earth element used as feed additive for hers, the trial effect, the function principle, the security to people and hens, and so on.