FIELD: biotechnology.
SUBSTANCE: invention relates to biotechnology. A biological product for cleaning contaminated soil of a railway track is proposed, including an association of bacterial strains Pseudomonas yamanorum VKM B-3033D, Rhodococcus erythropolis VKM Ac - 2863D, yeast Rhodotorula glutinis VKM Y-2998D, Rhodotorula toruloides VKM Y-3045D and microalgae, Chlorella vulgaris IPPAS C-2024 taken in a ratio of 1:1:1:1:1 (by weight) with a cell titer of the claimed preparation of 104 CFU / ml prepared on a Czapek nutrient medium.
EFFECT: invention improves efficiency of cleaning contaminated soil, crushed stone ballast, railroad gravel from oil pollution.
1 cl, 1 dwg, 5 tbl, 4 ex
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