Technology for cultivating Yangtze River coiliaectenes fingerlings of same year in brackish water pond
A kind of technology of Yangtze saury and breeding technology, applied in fish farming, application, climate change adaptation and other directions, can solve the problems of low quality and market value, low breeding density, consumption of fresh water resources, etc., to alleviate the low market value, solve the Large randomness, the effect of saving clean fresh water resources
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[0006] Production technique of the present invention comprises the steps:
[0007] Pond preparation: Choose an earthen pond in the estuary area with a flat bottom. The pond is preferably 2m deep, 1.5m water level, and 2-3 mu in area. Each pond is equipped with a 1.5kw aerator, and the water inlet is covered with a double-layer 60-mesh screen. Filtrate with a tulle bag, use a 30-mesh gate at the outlet, and use a 20-mesh curved fence near the pool to prevent the fry from escaping. Spray and disinfect the pond with 300-400 catties / mu quickliming water. After the pond is sterilized for 2 days, carry out Soak in water until the bottom of the pool is submerged, drain thoroughly after soaking for 48 hours and expose to the sun for later use;
[0008] Water inlet and hair pond: According to the time of seedling release, water should be fed 5-10 days in advance. The water inlet should be natural brackish water with a salinity of 5-15‰, and the advanced water should be 50cm, and then gra...
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