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Search keyword：(Author: #Beal W. J.)
Grasses of North America for farmers and students : comprising chapters on their physiology, composition, selection, improving, cultivation, management of grass lands, also chapters on clovers, injurious insects, and fungi / by W.J. Beal
Lansing : Thorp & Gedfrey , 1887
Grasses of North America
: New York : H. Holt and Company , 1887