Diseases of field and vegetable crops in the United States in 1921
By: prepared by G.H. Coons
Contributors: United States. Plant Disease Survey
Series: Plant disease bulletin -- suppl. 22; Plant disease bulletin -- suppl. 22.
Publisher: Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture
Published: 1922
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 414
Subjects: Field crops; Vegetables; Diseases and pests
Notes: Caption title.

"July 20, 1922."

Includes bibliographical references.