尽管人们很难准确证明它们之间存在的关系,但是很多人认为父系使用汉普夏(Hampshire)品种产生的后代患有严重的猪多系统衰弱综合症(PMWS),并且我们所做的一些研究也证实了这点。也许事实上就存在那样的趋势。
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在1967年,我获准去美国普林斯顿大学,汉普夏是那里的客座教授。
In1967i obtained permission and traveled to Princeton university in the USA where hampshire was the visiting professor.
在1967年,我获准去美国普林斯顿大学,汉普夏是那里的客座教授。
In 1967 I obtained permission, and traveled to Princeton university in the USA, where hampshire was the visiting professor.
测定金华猪,外来品种猪大约克夏、长白、杜洛克、汉普夏,以及金华猪与外来品种猪杂交所产的2 35 5头仔猪的生长性状。
The growth traits of 2 355 piglets. which were progeny derived from different breeds' hybridization such as Jinhua swine, Large Yorkshire, Duroc, Hampshire were recorded.
He worked at all sorts of jobs: in factories, at a mill, on a newspaper. He was a schoolteacher, and of course he was a farmer, too, when his grandfather gave him a farm to work, which he did, for ten years in Derry, New Hampshire.
他做过各种工作,在工厂,磨坊,报社,他也当过教师,他是一个农民,他祖父给了他一块地,十年里他都在新汉普夏羊劳作。
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