METHOD OF MANUFACTURING FEED FOR SALMON YOUNG FISHES

摘要

FIELD: agriculture.;SUBSTANCE: method of manufacturing feed for pacific salmon young fishes involves mixing fish meal, opossum shrimps, algal meal, dry skim milk, crushed wheat grains, premix, hydrolytic yeast, fish oil in the following ratio of components in wt %: fish meal - 40.0-30.0, opossum shrimps - 30.0-50.0, algal meal - 1.0-1.0, dry skim milk 4.0-4.0, crushed wheat grains 15.5-6.5, premix 1.5-1.5, hydrolytic yeast 6.0-5.0, fish oil 2.0-2.0; the opossum shrimps are preliminary dried up to moisture content of raw material equal to 45-50%, after mixing the components are crushed and granulated by dry pressing method; the obtained granules are crushed with dispersion into grits with diameter from 0.4-0.6 mm to 1.5-2.0 mm and 2.5-3.0 mm.;EFFECT: increasing young fishes increase, increasing survival rate, preventing development of alimentary diseases, reducing percentage of precocious males, increasing percentage of spawners return.;2 tbl, 2 ex