Rekommenderade teman
Rekommenderade teman
2
Breeding
2
Dairy cattle
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1Publicerad 1937Madison, WI : Extension Service of the College of Agriculture,the University of Wisconsin, 1937.1 v. ; 23 cm.
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2Publicerad 1935Madison, Wis. : Extension Service of the College of Agriculture and Agricultural Experiment Station, The University of Wisconsin, 1935-1936.2 v. ; 23 cm.