mushroom production units of kermanshah province were sampled during 2012-13, and 50 fungal isolates were obtained. verticillium fungicola with the most number of isolates, tricoderma harzianum and trichothecium sp. were the most frequent fungi associated with the cultivated mushroom, agaricus bisporus. seven isolates were obtained from the cap of a. bisporus with following characteristics: col...

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