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Wyoming Forage Plants and Their Chemical Composition, Studies No. 2

Aven NelsonBurt C. BuffumGeorge Edwin MortonHenry Granger KnightHerbert T. NowellFrank E. HepnerT. F. McConnell

出版	University of Wyoming, Agricultural College Department, Wyoming Experiment Station, 1907
URL	http://books.google.com.hk/books?id=dKZRAQAAMAAJ&hl=&source=gbs_api