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Relation of Crop Yields to Quantity of Irrigation Water in Southwestern Kansas
Claude Carroll Cunningham
Ellis Adolph Stokdyk
Eric Englund
Frederick Lundy Thomsen
George Selick Knapp
Ollie Ezekiel Reed
R. M. Green
出版
Agricultural Experiment Station, Kansas State Agricultural College
, 1921
URL
http://books.google.com.hk/books?id=TZJQAQAACAAJ&hl=&source=gbs_api