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Trends of Cold Resistance During the Winter and Survival Following Desiccation in Medium Red Clover, Ladino Clover, and Common White Clover, and the Overwintering Trends of Carbohydrates as Influenced by Fall Cutting Treatments

Elbert Bresee RuthFrancis Milton SagerIsaac Walker RupelKeith R. St. OngeOtto Charles RuelkeRobert Mahard St. John

出版	University of Wisconsin--Madison, 1931
URL	http://books.google.com.hk/books?id=H-q50AEACAAJ&hl=&source=gbs_api