Crossbreeding systems for commercial pork production
1987
Ahlschwede, W.T. | Christians, C.J. | Johnson, R.K. | Robison, O.W.
AGROVOC关键词
书目信息
出版者
West Lafayette, Ind. : Cooperative Extension Service, Purdue University, [1978?-1987].
其它主题
Swine breeds; Animal breeding and genetics
语言
英语
注释
Pih-39,rev., december 1987.
类型
Text; Monograph; Book
2024-02-27
MODS