SURVEY OF CHALK AND STONE BROOD FUNGAL DISEASES ON HONEY BEE COLONIES IN DAKAHLIA GOVERNORATE, EGYPT.

Survey of fungal brood diseases were carried out in four districts of Dakahlia governorate (Mansoura, Metghamer, Metalsil and Bilqas) from September 2009 to August 2011. Two fungal diseases of the honey bee larvae were occurred in all tested districts which were chalkbrood (ascosphaeriosis) (CHB) and stonebrood diseases. CHB disease is the only fungal disease causing a problem in honeybee colonies . It appeared on the honey bee in all apiaries during autumn and winter seasons, however sometimes appears during summer. stonebrooddisease is fungal disease that effects on honey bee larvae before the capped stage. Similarity, it spread in all districts during autumn and winter seasons.