The more important insecticides and repellents
By: W. P. Flint
Contributors: Illinois. Natural History Survey Division
Series: Illinois. Natural History Survey Division Circular -- 1; Illinois. Natural History Survey Division. Entomological series. Circular -- 1
Publisher: Illinois Natural History Survey
Published: 1918
Place of publication: Urbana, Ill
Language: eng
Notes: Issued originally without number, by Entomological Survey Division.