Plant pathological investigation in the United States IV
Subtitle: plant disease research and extension in Iowa
By: W.F. Buchholtz and J.R. Wallin
Contributors: Wallin, J. R.; United States. Plant Disease Survey
Series: Plant disease reporter -- suppl. 203; Plant disease reporter -- suppl. 203.
Publisher: Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture
Published: 1951
Place of publication: Beltsville, Md
Language: eng
Number of pages: 107
Subjects: Plant diseases; Research
Notes: Caption title.

"June 15, 1951."

Includes bibliographical references.