The history of the use of derris as an insecticide Part II The period 1919-1928

By

Roark, R. C. (Ruric Creegan)

United States. Office of Experiment Stations.

Type

Book

Material

Published material

Publication info

[Washington, D.C.], [U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine, Division of Insecticide Investigations], [1939]

Notes

Cover title.

"February 1939."

"E-468."

Typescript.

Subjects

botanical insecticides , Derris , Insecticidal plants

BHL Collections

Expanding Access to Biodiversity Literature

Language

English

Identifiers

DOI: https://doi.org/10.5962/bhl.title.123080
OCLC: 778375809