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The effects of ultrasound on the hatching of the goldfish(Carassiusauratus auratus)and loach(Paramisgurnus dabryanus(sau......
为探讨高原型藏羊非繁殖季节同期发情效果,本试验在母羊阴道放置CIDR,第14 d撤栓后,对肌注PMSG 300IU/只的羊分三组,采用腹腔镜子......
目的比较不同的促排卵方法联合官腔内人工授精(IUI)治疗不孕症的疗效.方法以2001年7月~2002年6月间在我院不孕专科就诊的195对夫妇......
【目的】探讨杂交、分娩胎次、配种方式和分娩季节对撒坝母猪产仔性能的影响,以优化撒坝猪的杂交利用与饲养管理,提高撒坝母猪的生......
Artificial Insemination Service Efficiency and Constraints of Artificial Insemination Service in Sel
The study was conducted to evaluate efficiency of artificial insemination (AI) service and constraints of AI service sel......