The chemistry and action of insecticides
Shepard, Harold Henry.
The chemistry and action of insecticides - New York : McGraw-Hill, 1951 - 504 p. : ilus.
56048
Insecticidas.
632.951 / S44
The chemistry and action of insecticides - New York : McGraw-Hill, 1951 - 504 p. : ilus.
56048
Insecticidas.
632.951 / S44