"Jonno" wrote in message
Have a look here.
Some good hints on why tomatoes have problems.
finally keyed in the search on Google for tomatoes and copper wire.

http://forums.gardenweb.com/forums/l...425503018.html

????? I must admit that I didn't find this site to be of any
relevance to me at all. Nearly every post spoke of "blight" and I've
nver had anything like that on my tomatoes.