Houseflies resistant to benzene hexachloride.
D000818:Animals; D001554:Benzene; D004175:Diptera; D001556:Hexachlorocyclohexane; D006793:Houseflies; D007306:Insecticides
D007306:Insecticides; D001556:Hexachlorocyclohexane; D001554:Benzene
BENZENE; FLIES; INSECTICIDES