Dosage-Mortality Curve of Pyrethrum Sprays on the House Fly

Author: HOYER DAVID   SCHMIDT S. ZARKOSKI VON   WEED ALFRED  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.29, Iss.3, 1936-06, pp. : 598-600

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