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qing hai gao yuan zuo niu ren shen zao qi luan chao xing tai de guan ce
Pages: 4-5
Year: Issue:  3
Journal: Liaoning Journal of Animal Husbandry and Veterinar

Keyword:  牦牛 卵巢 卵泡 妊娠早期;
Abstract: 本研究选择青海省天峻县怀孕早期成年母牦牛25头,对它们的卵巢形态和卵巢表面的卵泡进行了解剖学观测。结果表明,青海高原牦牛在妊娠早期其孕角侧卵巢的体积平均为2.51×2.12×1.68厘米,空角侧卵巢的体积平均为2.07×1.52×1.13厘米;孕角侧卵巢的重量平均为4.94±0.95克,空角侧平均为2.44±0.81克,两者之间有明显差异(P<0.05);妊娠黄体的平均直径为1.26±0.35厘米;孕角侧卵巢上小卵泡(替补卵泡)数明显多于空角侧(P<0.01);大、中卵泡(优势卵泡、选择卵泡)数间无明显的差异(P>0.05)。
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