Thanks Jim That explains why it never jumped from plant to plant. The people i worked for always told us it was virus caused, but they sprayed big amounts of bad chemicals & herbicides like they were going out of fashion, so is it likely this was all caused by the chemical effects only & there was no virus at all ? Steven Australia On Mon, Aug 29, 2011 at 9:23 AM, James Waddick <jwaddick@kc.rr.com> wrote: > Dear Friends, > The following reply is modified slightly from a 2003 message > on this list. It has been discussed often yet misinformation and just > plain ignorance abounds. Think about it. > > >