Botrytis neck rot of onion
By: [by Dennis A. Johnson].
Contributors: Washington State University. Cooperative Extension.; United States. Dept. of Agriculture.
Series: Plant diseases; Extension bulletin -- 1359.; Extension bulletin (Washington State University. Cooperative Extension) -- 1359.
Publisher: Cooperative Extension, College of Agriculture & Home Economics, Washington State University
Published: 1986
Place of publication: Pullman, Wash
Language: eng
Subjects: Onions -- Diseases and pests; Botrytis -- Control; Botrytis cinerea -- Control
Notes: Caption title.

"Published January 1986"--Colophon.