【摘要】 柠檬酸在肉鸡日粮中占0.5%,试验结果比对照组增重提高6.1%,公斤增重成本下降7.4%,成活率提高8.6%,鸡新城疫抗体效价提高1倍以上,饲料报酬与经济效益得到了明显的提高.更多还原

【Abstract】 Abasract: The result shows that the ration of broiler chicken added with 0. 5% citric acid is mosteffective. The gain in weight increased by 6. 1%, the cost of unit gain decreased by 7. 4%, thesurvival rate increased by 8. 6%, the serum titer lever of newcastle disease was one time morethan the control group and the economy of gain was significantly increased.更多还原