Mealy bug eradication

Stephen Putman
Mon, 09 Feb 2009 10:42:30 PST
It was a pretty effective spray too, non-selective short term, but with 
few long term effects on non-target (don't you love that phrase?) 
organisms.  But, as you say, to be regarded as highly toxic for humans. 
  I was still able to buy it at local nursery supply stores near 
Philadelphia, PA through the late 1970's.

Adam Fikso wrote:
> Re making  up an infusion or tea of tobacco--   Such a solution would be 
> extremely toxic, depending on concentration  (nicotine being one of the more 
> lethal poisons around)  I'd use rubber gloves when using it and avoid any 
> spills onto exposed skin as it can enter through the skin.  It was  called 
> Black-Leaf 40 when sold during the Great Depression  and used as  a spray on 
> roses and other ornamentals
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