摘要
本试验是在艾维菌商品肉仔鸡的基础日粮中添加不同水平 (0 2 5 %、0 5 %、1 % )中草药添加剂———增色灵 ,并设不加增色灵的对照组 ,进行 7周肉仔鸡饲养试验。观测各组胫、喙颜色 ,存活率 ,耗料增重比 ,平均个体增重与经济效益等。结果表明 :试验组的各项指标比对照组均有所提高 ,其中以添加 1 %增色灵组的效果最佳 ,增色程度最显著 ,个体平均增重比对照组提高 1 0 5g ,增重率提高 5 6 % ,耗料增重比改善7 8% ,存活率提高 4% ,每只鸡比对照组多增加收入 0 84元。故增色灵添加量以 1 %最适宜。
Tour hunclred 1 day old healtby broilers were fol from 1 day old to 49 day old.the expriment added chinese herbal medivine additive zeng se ling of different levels(0.25p.c.0.5p.c,1p.c.) to the basal diet of broilns.Its were group Ⅰ,Ⅱand Ⅲ and group Ⅳ was fed with basal diet as the control.Corpared experiment groups with the control group on color of broilers skin and production performance and economy effiviency,the result indicated that the group Ⅲ was the best of all indexes in all groups.it had the most signifacat at increasing pigment of skin in all groups,it had 105 gram more liveweight gain than the group Ⅳ and 5.6 P.C. more liveweight gain rate than group Ⅳ and P.C.more feed gain ratio than the group Ⅳ and 4P.C.more survival rate than the group Ⅳ and every broiler had 0.84 Yuan (0.84$)more receipt than the group Ⅳ By and large:1 P.C.level is the optimal quantity.
出处
《四川畜牧兽医》
2000年第B07期61-62,共2页
Sichuan Animal & Veterinary Sciences
