> Stonebrood is usually caused by A. flavus, occasionally A. fumigatus.

Reaserches in Ukraine patented (patent Nr. 33532 A 01 K 51/00a ) a 
process how to add propolis to the wax.

Labtest shows that 85 - 95 % of fungi (stonebrood, chalkbood) are 
killed within 5 hours.

Tested even in a beeyard with 200 bives and 5 % of them having 
problem with stonebrood during 4 years. All stonebrood is gone.

\vov

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