I have no idea about the effect of copper content in soil on FB management.
That’s a new one for me. I tried to look it up, but couldn’t find anything.
For FB, removing “any” stress is not a silver bullet though. As mentioned in
previous posts, some water stress can save your trees when FB strikes.
> Le 22 mai 2017 à 08:37, lee elliott <pippm...@yahoo.com> a écrit :
> I have been adding copper (Kocide) to my glysofate tank when spraying weeds
> in an effort to get more copper into the soil, Kocide is cheap, water
> soluable, Every time I have done leaf anayisis copper is way deficient in the
> leaf, I think this defieciancy makes the tree more suceptable to FB, do the
> experts think this may work? It cant hurt anything, This is midwest soil, is
> copper short in other area too?, I have learned that removing any stress from
> the tree will get you success, Lee Elliott Upstart Nursery, Winchester,
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