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Agricultural Research
C. Phillip Baumel
Craig Eugene Beer
George Wells Ladd
Hsi Chih Chang
Robert H. Shaw
Thomas R. Hargrove
E. R. Duncan
Roy D. Hickman
Richard Elroy Felch
W. H. Thompson
其他書名
Impact on Environment
出版
Agriculture and Home Economics Experiment Station, Iowa State University of Science and Technology
, 1969
URL
http://books.google.com.hk/books?id=cHxHJRZWqZMC&hl=&source=gbs_api