Diseases of field crops
By: Ralph E. Smith
Series: California agricultural extension service -- Circular 121, January, 1941; Circular (University of California Agricultural Extension Service) -- 121.
Publisher: College of Agriculture, University of California
Published: 1941
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 79
Subjects: Plant diseases
Notes: "The other members of the present series are Extension circular 118, Diseases of flowers and other ornamentals; Extension circular 119, Diseases of truck crops; and Extension circular 120, Diseases of fruits and nuts. These circulars supersede portions of circular 265, Plant disease and pest control, by W.T. Horne, E.O. Essig, and W.B. Herms. The portions dealing with insect pests have been superseded by Extension circular 87, Insects and other pests attacking agricultural crops, by E.O. Essig and W.M. Hoskins."--Foot-note, p. 3.

Includes bibliographical references and index.