"Martin" wrote in message
...
On Mon, 20 Nov 2006 19:40:59 -0000, "Rupert \(W.Yorkshire\)"
wrote:


"Organic farming also still allows the use of Bordeaux mixture, the
most toxic and persistent pesticide in common use, just
because it is 'traditional'."
--

Martin

It's a fungicide not a pesticide. Persistant in that the copper sticks
around for a long time and is cumulative. There is not a lot of difference
between Bordeaux mixture and the other still availale compound Cheshunt.


A fungicide is a pesticide.

http://www.alanwood.net/pesticides/c...esticides.html
--

Martin

Thanks for the link. I never realised everything was a subdivision of
pesticides