During 2002-03 forty-four different barley growing regions in East Azarbaijanprovince of Iran were sampled for epiphytic fungi. Isolation of fungi was achieved using standard methods. As the result 374 hyphomycetous isolates were obtained that were placed in 22 genera and 49 species based on colony morphology and microscopic features (Table 1). Among these, Acremonium egyptiacum, A. sclerotigen...