Biodiversity Heritage Library
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By "Duff, A. H. "
Alfalfa, grasshoppers, bees: their relationship. A report of the field-work of the Department of entomology, summer of 1898 ... By S. J. Hunter.
By: Hunter, Samuel John, - Duff, A. H.
Publication info: Topeka, Kan.,Press of the state printer,1899.
Holding Institution: Multiple institutions