【摘要】 将30头平均体重为435.8kg的夏洛来牛×南阳牛F1分为三组,在饲喂麦秸、啤酒糟和日补精料6.14kg的条件下,分别添加莫能菌素、沙拉里菌素和盐霉素进行饲养试验。结果,莫能菌素、沙拉里菌素和盐霉素组的平均日增重分别为1.20、1.07、1.11kg/d;料重比分别为5.13:1、5.75:1和5.52:1;单位增重的增重剂成本分别为0.073元,0.064元和0.145元。更多还原

【Abstract】 Thirty crossbred F1 cattle of Charolais Nanyang yellow cattle were divided into three groups fed on the same base diet of wheat straw, distiller’s grain and 6.14 kg concentrate with Monensin, Lasalocid and Salinomycin, respectively. The results of feeding trial showed that the average daily gains, the ratios of feed and gain and the costs of additives per unit gain of three group were 1. 20, 1.07 and 1.11 kg per day; 5. 13:1, 5. 75:1 and 5. 52:1 and ￥0. 073, ￥0. 064 and 0.145, respectively.更多还原