Why so much smut in spring wheat?
By: prepared by R.J. Haskell ... [et al.].
Contributors: United States. Office of Mycology and Disease Survey
Series: Plant disease reporter -- suppl. 77; Plant disease reporter -- suppl. 77.
Publisher: Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture
Published: 1930
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 139
Subjects: Wheat; Smut diseases; Diseases and pests
Notes: Caption title.

"November 1, 1930."