The Orchid Doctor Articles under the Heading Dithio Smokes

Dithio Smokes Comments
DITHIO SMOKES: Also Known as Dithione, Thiotepp or Sulfotepp An organophosphorous compound highly toxic to man; but smoke generator use can be safe and convenient in greenhouses; use in late afternoon or evening; post warnings on greenhouse doors; lock them for two or three hours or leave closed overnight, then air well in the morning before entering; controls all insects and mites except caterpillar types. AH12; A80-4 0

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