Identification and judging ; crops--weeds--diseases /

Bibliographic Details

Main Author:	Wilson, Harold Kirby, 1900-1958
Other Authors:	Larson, Alvin Halver, 1886-
Format:	Book
Language:	English
Published:	St. Paul, Minn. : Midway book co., [1940]
Subjects:	Botany, Economic. Plant diseases.