Relation of soil temperature and other factors to onion smut infection
By: by J. C. Walker and L. R. Jones
Publisher: Government Printing Office
Published: 1921
Place of publication: Washington, D. C
Language: eng
Number of pages: 262
Notes: Reprinted from Journal of Agricultural Research, v. 23, p. 235-262, October 29, 1921.

Includes bibliographical references (p. 261).