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Breeding Hard Red Winter Wheats for Winter Hardiness and High Yield, by Karl S. Quisenberry ... and J. Allen Clark ...
Karl S. Quisenberry
出版
U.S. Government Printing Office
, 1929
URL
http://books.google.com.hk/books?id=UisPkgAACAAJ&hl=&source=gbs_api