Para-dichlorobenzene as an insect fumigant
Duckett, A.B.
Para-dichlorobenzene as an insect fumigant - Washington 1915 - 1-7 p. - Insect United States Department of Agriculture. Bulletin No. 167 .
Para-dichlorobenzene as an insect fumigant - Washington 1915 - 1-7 p. - Insect United States Department of Agriculture. Bulletin No. 167 .