【作者】 王志祥； 齐胜利； 王成章； 韩彪； 杨波；

【Author】 Wang Zhixiang Wang Chengzhang Qishengli Han Biao Yang Po(Henan Agricultural University Zhengzhou 450002)

【机构】 河南农业大学；

【摘要】 本试验以2 700只1日龄健康艾维茵肉仔鸡为试验对象,全期饲养49天,共分3个阶段,随机分为5个处理组,第一组不加促生长剂,为对照组;第二、三、四、五组分别添加黄毒素、硫酸抗敌素、维吉尼霉素及诺必达。结果表明:在日增重,经济效益方面,添加促生长剂组都显著高于对照组,而料肉比及死淘率则有所降低,综合评价以添加诺必达及黄毒素效果最佳。更多还原

【Abstract】 2700 healthy 1-day-old broilers were randomly divided into 5 treatment groups a. The first group was taken as control group in which no growth promoters was used, while in the second, third, fourth and fifth group, flavomycin, colistin sulfate, virginiamycin and ropadiar were added. The results showed that adding growth promoters were significantly better in daily gain and economic benefit than control group, while the conversion rate and culling rate were lowered. In conclusion, the effects of adding ropadiar or flavomycin were the best.更多还原