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Fortieth Annual Report of the Ohio Agricultural Experiment Station for the Year Ended June 30, 1921
Don Carlos Mote, Harry Arthur Gossard, J. W. Hammond, John W. Ames, Mable K. Corbould, Ohio Agricultural Experiment Station, Roy Curtis Thomas, Wayne Lewis Robison, William H. Goodwin, William Henry Alexander · Yayınevi bilinmiyor
558 sayfa · 1921
Agricultural experiment stations