Persistence of pyrethrins and gamma isomer of benzene hexachloride.
D005720:Gamma Rays; D001556:Hexachlorocyclohexane; D007306:Insecticides; D007536:Isomerism; D011722:Pyrethrins
D007306:Insecticides; D011722:Pyrethrins; D001556:Hexachlorocyclohexane
INSECTICIDES