牛体外受精冷冻胚胎移植妊娠率影响因素的研究
闫继生,仓明,张锁链,栾庆江
Study on Factors Affecting Pregnant Rate of Transferred Bovine IVF Embryos
畜牧与饲料科学 . 2004, (5): 29 -29 .  DOI: 10.12160/j.issn.1672-5190.2004.05.019