【摘要】 选择18头产犊期、泌乳期、产奶量、胎次相近的健康荷斯坦奶牛,随机分为对照组(饲喂基础日粮),试验B组、试验C组(分别在基础日粮的基础上添加不同剂量的中草药添加剂),饲养70d,结果表明:试验组产奶量分别比对照组提高1.88kg和1.22kg(P<0.01);奶牛每头日净增效益分别为1.76元和1.44元,经济效益显著;乳蛋白率和乳脂率试验组与对照组差异不明显(P>0.05)。综合生产性能和经济效益以每日每头添加中草药150g较为适宜。更多还原

【Abstract】 18 Chinese Holstein Lactating healthy cows,similar in calving periods lactating performance and lactating periods and same parities were divided randomly into 3 groups,which were the control group and treatment group B and C.The duration of the trial was for 70 days.The control was fed with basic feed,and the other two treatments were fed with basic feed added with different concentrations Chinese Medicinal Herbs additives.The results showed that every day by each average milk production experiment groups increased with 1.88kg and 1.22kg respectively(P<0.01),increase benefit 1.76 and 1.44 yuan each cow everyday,compared with the control group.The experiment groups had no diversity with the control group for lactose and protein in milk(P>0.05). The optimal supplementations of Chinese herbal medicine additives was 150g/d every cow.更多还原