> It has been shown that OA does harm bees and brood. However the degree
> of harm depends on the strength of the acid, when applied,  and the
> number of times it is applied.

> Plus, the bees recover from the treatments when done properly.

How long time take this recovery? One sweedish beekeeper comment this 
a funne way: "advantage with oxalic acit treatment is that bee are 
not swarming" (because they are so weak - my comment).  

:-)

\vov

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