Chemistry and uses of pesticides
Ong, E. R. de.
Chemistry and uses of pesticides - 2 ed. - New York : Reinhold, 1956 - 334 p. : ilus.
35027
Pesticidas.
632.951 / O53 1956
Chemistry and uses of pesticides - 2 ed. - New York : Reinhold, 1956 - 334 p. : ilus.
35027
Pesticidas.
632.951 / O53 1956
