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Licensed Commercial Fertilizers
C. A. Ocock
Christian Bernhardus Hardenberg
Emil Peter Sandsten
Fritz Wilhelm Woll
George Alfred Olson
George Colvin Humphrey
Harry Luman Russell
Mazyck Porcher Ravenel
Ransom Asa Moore
Conrad Hoffmann
Edmond Joseph Delwiche
K. W. Smith
Roy T. Harris
其他書名
With List of Licensed Feeding Stuffs, 1908
出版
University of Wisconsin, Agricultural Experiment Station
, 1908
URL
http://books.google.com.hk/books?id=RJdRAQAAMAAJ&hl=&source=gbs_api