约 387 个结果
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Breeds of Swine | Oklahoma State University
Berkshire Swine | Oklahoma State University
American Landrace Swine | Oklahoma State University
Duroc Swine | Oklahoma State University
Breeds of Livestock | Oklahoma State University
Yorkshire Swine | Oklahoma State University
Large White Swine | Oklahoma State University
Spotted Swine | Oklahoma State University
Mulefoot Swine | Oklahoma State University
Large Black Swine | Oklahoma State University