Roy Dean Speirs

Born 1928-01-01

Identifiers

Open LibraryOL2154856A

Top Subjects

Insecticides -- Toxicology (2)
Food storage pests -- Control (1)
Insecticides -- Testing (1)
Insecticides -- Research (1)
Insecticides -- Physiological effect (1)

Books by Roy Dean Speirs

Total count: 2

Contact, residue, and vapor toxicity of new insecticides to stored-product insects: II

U.S. Agricultural Research Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.1970-01-01
Contact, residue, and vapor toxicity of new insecticides to stored-product insects : III

U.S. Dept. of Agriculture, Agricultural Research Service1975-01-01