奶牛复方中草药饲料添加剂对其产奶性能、乳品质和健康的影响

通过奶牛饲喂对比试验,验证奶牛专用中草药饲料添加剂提高其生产性能、改善乳品质及增进奶牛健康的作用.试验结果显示:奶牛精料补充料中添加0.3%(试验1组)、O.6%(试验2组)和O.9%(试验3组)的复方中草药饲料添加剂对提高奶牛产奶量,改善饲料利用率,增进奶牛健康具有显著的作用:1)在试验范围内,随日粮中中草药饲料添加荆添加量的增加,奶牛产奶量增加,试验1、2和3组日均产奶量分别较对照组提高2.89%、3.30%、8.82%,试验3组日均产奶量显著高于对照组和试验1、2组(PO.05);2)全期各组精饲料消耗量随日粮中中草药饲料添加荆添加量的增加而降低,对照组显著高于试验1、2组(P<0.05),极显著地高于试验3组(P

Influence of The Compound Chinese Herbal Medicine Feed Additive on Milk Yield and Quality and The Health of Holstein Friesian

The compound chinese herbal medicine feed additive are effective to improve milk production and cow health for Holstein Friesian.The contrast experiment showed that:1) The average milk yield of Holstein Friesian increase with addition amount of the feed additive of chinese herbal medicine,the milk yield of group 1)the adding amount of compound chinese herbal medicine feed additive was 0.3% in supplement feed),group 2(the addition of compound chinese herbal medicine feed additive was 0.6%) and group 3(the addition of compound chinese herbal medicine feed additive was 0.9%) increased by 2.89%,3.30%,8.82% than control group(the addition of compound chinese herbal medicine feed additive was 0.00%) respectively,the group 3 was significantly higher than group 1,group 2 and control group(P<0.05),But the difference among group 1,group 2 and control group was of no significance(P>0.05);2)The consumption of supplement feed decreased with the addition amount of the compound chinese herbal medicine feed additive,the control group significantly higher than group 1 and group 2(P<0.05),and extremely significantly higher than group 3(P<0.01):3)The content of milk fat,NFS(non-fat solid),lactoprotein in milk accords with GB 19645-2005;4) The control group were found to have a case of subclinical mastitis in the later of the experiment but test group not.