Insecticides studies
Subtitle: I. Pyrethrum powders containing poisonous metals; II. Compilation of analyses on insecticides and fungicides; III. State laws governing composition and sale of insecticides
Contributors: Haywood, J. K.
Publisher: U.S. G.P.O.
Published: 1903
Place of publication: [Washington, D.C.]
Format: Microform
Subjects: Insecticides.
Other titles: Compilation of analyses on insecticides and fungicides; Pyrethrum powders containing poisonous metals; State laws governing composition and sale of insecticides