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A Re1nar~able SimuJiid Pupa Notes on Simulium Virgatum in British Columbia
48 B. C. ENTOMOLOGI CAL SOCIETY replant. The wate r from th e wa shin g tub should, of course, be dealt with so that any chance larvae can be destroyed. I a m not prepared, at this stage, to say whet her the naphthalin e acts as a deter rent , or as an insecticide, but am inclined t o think that it kills th e larva by acting on its tender skin. That it is effective, I can vouch for , from my own experiments. Last stimmer I had a patch of a special variety of strawberry, the so il of w hich hadfatcat:jezbxw7ltrhq3dv4puqkao3ai4