> Knut Pedersen <[log in to unmask]>
> Subject: nosema controll
Knut asks :
> To control Nosema we may according to L. Bailey fumigate combs
> with 80% acetic acid (100 ml acid pr box for one week). We have
> ed this method sucsessfully for several years. Due to hazard in
> handling acetic acid, the commercial available acid is now 60%. Do
> any of you have experience or references of the effect of 60%
> acetic acid?