FIELD: fishing and fish breeding.
SUBSTANCE: invention is intended for use in fish farming, in particular, refers to fish food when grown in natural and man-made reservoirs and the method for obtaining such a feed additive. Feed additive for fish contains disinfected poultry droppings and a mineral ingredient. As a mineral constituent, natural glauconite of Tambov origin with the following ratio of ingredients (wt.%): chicken manure for dry weight from 20 to 40, glauconite - the rest. Manure is preliminarily mixed with glauconite of Tambov origin to obtain neutral pH of the mixture, and then subjected to disinfection by heating at 95-100°C for at least 30 minutes or by administration of 5% by weight lime.
EFFECT: invention provides an increase of 15-25% of the daily growth of carp in fish breeding.
4 cl, 7 tbl
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