中草药防治奶牛不孕症研究

TREATMENT OF DAIRY COW INFERTILITY WITH CHINESE HERBS

奶牛不孕症严重影响乳业生产的发展。根据发展乳业生产的需要和祖国医学的特点,我们应用中草药补中益气汤加减,促进产后母牛子宫复旧。试验组80头牛,对照组71头牛,试验组母牛发情时间较对照组提早20.17天;试验组母牛在产后100天内的受胎率为60％(45/75);对照组100天内的受胎率为40.6％(28/69),两者差异显著(P<0.05)。应用复方仙阳汤治疗母牛产后卵巢静止和持久黄体性不孕症150例,发情排卵140头,有效率为93.3％;配种受胎120头,受胎率为85.7％。

The application of variable decoction of 'Bu Zhong Yi Qi' Norui-shing spleen and enriching vital energy to stimulate the quick recovery of post-partum uterus was observed in 80 dairy cows as the test group and 21 cows as the control. The average estrus period in the test group was 20.17 days advanced compared with that ot the control. The fertility rate of the former and latter within 100 days were more than 60% ( 45/75 ) and 40% ( 28/69 ) respectively. The difference was significant (p<0.05) . Decoction of 'Fu Fan Xian Yan Tang' was tested to observe the effect on 150 infertile dairy cows caused by ovarian cyst and inactive ovary. The result was 93.3% ( 140/150 ) of ovulation rate and 85.7% ( 120/150 ) of conception rate after artificial insemination.