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Papers

Fred Wilbert Upson

出版	1908
URL	http://books.google.com.hk/books?id=6fyztwAACAAJ&hl=&source=gbs_api

註釋

Correspondence to and from Fred W. Upson on departmental business; requests for soil, feed, and water sample analysis; other outside research advice; articles; reprints; a bibliography of Upson's publications.