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Important Cultivated Grasses

Charles Vancouver Piper

出版	U.S. Government Printing Office, 1934
URL	http://books.google.com.hk/books?id=wv48zwEACAAJ&hl=&source=gbs_api

註釋

Revised by H.N. Vinall, senior agronomist, and C.R. Enlow, associate agronomist, Division of Forage Crops and Diseases. The taxonomy of the grasses discussed in this bulletin was brought up to date by Agnes Chase, associate botanist, Division of Botany.