The cannibalistic habits of the corn ear worm
By: by George W. Barber.
Contributors: United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 499; Technical bulletin (United States. Dept. of Agriculture) -- no. 499.
Publisher: U.S. Dept. of Agriculture
Published: 1936
Place of publication: Washington
Language: eng
Number of pages: 19
Subjects: Heliothis zea.
Notes: Caption title.