FIELD: fishery. SUBSTANCE: method involves providing water exchange rate in the water basin at the level of 14-16 l/min during the spawning period. Roe is put into the thermostatic vessels for being incubated, the density being 3/5- 4/5 mln/m3 and water exchange rate kept at 6-12 l/min, water temperature 10-15 C, pH 7.0-8.5. The recently hatched prelarvae are transferred from the thermostatic vessels into the vessels for growing up fries for the time period of 30-40 h after their hatching to be kept there with their density in water being 1.1-1.5 mln/m3. EFFECT: provided optimal conditions for spawning, roe incubation and larvae cultivation.
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Authors
Dates
1995-08-20—Published
1989-10-11—Filed