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Google圖書搜尋
The Relation of the Hydrogen-ion Concentration of the Soil on the Distribution of Some of the Species of Compositae Found Growing in Representative Soil Areas in the Cayuga Lake Basin
James Arthur Turner
出版
Cornell University
, 1926
URL
http://books.google.com.hk/books?id=_zFCAAAAYAAJ&hl=&source=gbs_api