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用廉价的JH-1新型动物蛋白料以1/2、2/3和100%的比例替代饲料配方中的秘鲁鱼粉,在自然水体中网箱养殖尼罗罗非鱼。56天的试验结果表明以1/2的替代比例其效果最佳:试验组比对照组饵料系数下降16.2%,公斤鱼的饵料成本减少20.2%,鱼净产量增加21.7%,饲料经济效益提高25.5%,饲料蛋白质效率提高25.9%。
Peruvian fishmeal in feed formulations was replaced by 1/2, 2/3 and 100% of the new JH-1 animal protein at low cost, and Nile tilapia were cultured in cages in natural waters. The test results of 56 days showed that the effect was best with 1/2 substitution ratio: the feed efficiency of the test group was 16.2% lower than that of the control group, the feed cost of the kilogram fish was reduced by 20.2% and the net fish output was increased by 21.7% , Feed economic benefits increased by 25.5%, feed protein efficiency increased by 25.9%.