MORPHOLOGICAL AND GROWTH CHARACTERISTICS OF MYCELIAL COLLECTIONS OF MEDICINAL XYLOTROPHIC MUSHROOMS (AGARICOMYCETES) DISTRIBUTED IN FORESTS OF NORTHERN IRAN. Proc. YSU B: Chem. Biol. Sci. 2019, 53 (2 (249), 97-106. https://doi.org/10.46991/PYSUB.2019.53.2.097.