Recent experimental work on poisoning cotton-boll weevils
By: by B.R. Coad
Series: Bulletin / United States Department of Agriculture -- no. 731; Bulletin of the U.S. Department of Agriculture -- no. 731.
Publisher: U.S. Dept. of Agriculture
Published: 1918
Place of publication: Washington, D.C
Language: eng
Number of pages: 15
Subjects: Boll weevil; Cotton; Diseases and pests
Notes: Caption title.

"July 19, 1918."