Laboratory techniques for rearing heliothis species on artificial medium
By: R. S. Berger
Contributors: United States. Entomology Research Division
Series: ARS -- 33-84; ARS (Series) (United States. Agricultural Research Service) -- 33-84.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1963
Place of publication: [Beltsville, Md.?]
Language: eng
Subjects: Heliothis zea; Tobacco budworm; Insect rearing
Notes: Caption title.

"October 1963."