海福特牛
- 网络Hereford;Hereford cattle
海福特牛-
这些安格斯牛和海福特牛都来自他家乡蒙大拿州的农场。
The Angus and Hereford cattle came from ranches in his home state of Montana .
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对饲养在三峡库区重庆境内的4头海福特牛的精液品质及标温（37℃）和低温（0～5℃）条件下精液保存稀释液配方进行了研究。
The original semen quality of four Hereford bull was analysised in Chongqing and 7 series of dilution formulas for standard temperature and low temperature were compared .
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晋南牛、鲁西牛和秦川牛三个地方品种牛的遗传多态性略高于安格斯牛和海福特牛两个国外品种牛。
The local cattle 's genetic polymorphism is higher than the foreign cattle .
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单倍型Ⅱ在中国本地黄牛中都存在，在中国西门塔尔牛中的分布频率很低，但在3个国外品种海福特牛、安格斯牛和日本和牛中不存在；
Haplotype ⅱ did not appear in the foreign cattle breeds and low in Chinese-Simmental breed but was rich in Chinese local breeds .