美国人养猪有新“新招”
Today Animal Husbandry and Veterinary Medicine(2010)
Abstract
<正>最近有位朋友从美国考察养猪归来,笔者与这位朋友了解了美国人养猪的一些情况,归纳总结如下。1品种的选择在美国有八个品种的猪饲养较为普遍,性能如下:
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