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Google圖書搜尋
Correlation Between Sugar Beet Crop Losses and Greenhouse Determinations of Soil Infestations by Aphanomyces Cochlioides ...
Harry Christian Fink
出版
Iowa State College
, 1947
URL
http://books.google.com.hk/books?id=-Mc9OAAACAAJ&hl=&source=gbs_api