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饲养试验的目的是探讨罗非鱼对维生素 E 的需求量,同时探索维生素 E 的需求量是否随着饲料中脂质含量的提高而增加。用除去维生素 E 的饲料饲养罗非鱼,其肝指数最低;而让罗非鱼摄食含脂质5%及各种含量的维
The purpose of the feeding trials was to explore the demand for tilapia for vitamin E and to explore whether the demand for vitamin E increased with increasing lipid content in the feed. The tilapia fed with feed containing vitamin E had the lowest liver index, whereas the tilapia fed with 5% lipid and various contents