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Cattle Feeding Experiments 1938-1939, 1939-1940, 1940-1941, 1941- 1942

Arthur M. AhaltFred H. LeinbachLinden Seymour DodsonPaul R. PoffenbergerRoger F. BurdetteWilliam Paul Walker

出版	University of Maryland, Agricultural Experiment Station, 1942
URL	http://books.google.com.hk/books?id=l7WbnCenrNcC&hl=&source=gbs_api