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选取体重21—22克稚甲鱼为试验对象,以稚甲鱼配合饲料初步试验中效果最佳的一组饲料为基础并作为对照,共设计四种全价配合饲料,经过30天投喂试验结果表明:五组饲料在成活率、增重率、日增重、饲料系数等几顶指标上都达到较优水平,其中以三号料效果最佳,成活率为91.5%,增重率91.7%,饲料系数2.01,日增重0.67克。
Select the body weight of 21-22 grams of soft-shelled turtle as the test object, with the first trial of soft-shelled turtle feed performance of a group of the best based on the feed and as a control, a total of four full price with the design feed, after 30 days of feeding results show : The five groups of feedstuff reached the optimal level on several indexes such as survival rate, weight gain rate, daily gain, feedstuff coefficient, among them, the best effect was obtained on No.3 feedstock, the survival rate was 91.5% and the weight gain rate was 91 .7%, feed coefficient 2.01, daily gain of 0.67 grams.