FIELD: biotechnologies.
SUBSTANCE: mutant strain is obtained by impact on Glarea lozoyensis ATCC 20957 strain by nitrosoguanidine and it is deposited in CGMCC with number CGMCC 2933.
EFFECT: fungi strain has stable genetic and productive properties, produces low quantity of impurities during fermentation and is acceptable for commercial production of antibiotic.
6 cl, 2 dwg, 2 tbl, 3 ex
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