Sooty Mold on Lemon Trees - First Recording from El-Beida City, Libya

Sooty molds are a lineage of follicolous fungi that cover the upper surface of leaves with black mycelia. Sooty molds do not infect plants, but grow on surfaces where honeydew deposits accumulate. Sooty moulds fungi proliferate in abundance on the foliage of lemon subsisting on the honeydew secreted by insects. whiteflies was found in different stages on lower leaf surface. The black color was checked and Alternaria alternata described and reported as new recorded on lemon leaves were infected with white fly in El-Beida, Libya.