【摘要】 采取发情期使用LRH或HCG的方法进行温和性增排卵 ,增加母猪的产仔数 ;怀孕早期应用“猪胚胎调节因子” (PERF,已获专利申请 ,专利号 0 0 112 0 89 1) ,增加母猪的妊娠识别 ,减少早期胚胎死亡 ;分娩前即运用律胎素控制分娩提高活仔率等综合措施 ,经对 2 95头母猪对比试验 ,结果以LRH 阴户旁PERF 律胎素组和HCG 阴户旁PERF 律胎素组效果最好 ,比同期对照组增加了 0 4 2～ 0 61头 ,与自身前胎相比增加了 0 75～0 77头。更多还原

【Abstract】 Two hundrand and ninty five sows were treated with LRH or HCG during the estrous period,PERF in the early pregnancy period and Lutalyse at forthcoming parturition were applied in order to observe the effects on yield of piglest in born.The results indicated that the two groups (LRH Vulva side PERF Luatlyse group and HCG Vulva side PERF Lutalyse group) had more born piglets of 0 42～0 61 than the control group and of 0 75～0 77 than the front parity.更多还原