FIELD: biotechnology.
SUBSTANCE: invention refers to biotechnology and veterinary science. Polyfunctional top dressing for melliferous bees contains chitosan succinate with degree of substitution of 70–80 %, chitosan with a molecular weight of 10–40 kDa, a dry lactose-free milk whey hydrolyzate with protein content of 85–90 %, a dry biomass of Bacillus subtilis VKM B-2716D bacteria strain with a concentration of not less than 1×108 CFU/g of live microbial cells, dry biomass of Bacillus licheniformis VKM B-2717D bacteria strain with concentration of not less than 1×108 CFU/g of live microbial cells and glucose at preset ratio of components.
EFFECT: invention makes it possible to increase the strength of bee-colonies and its productivity during the period of the main honey collection.
1 cl, 7 tbl, 6 ex
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