Breeding method of freshwater weevers
A culture method and technology for freshwater perch, applied in fish farming, climate change adaptation, animal feed, etc., can solve the problem that freshwater perch farming is easily threatened by fish diseases, and achieve enhanced immune function, anti-stress ability, and survival rate. High, low-cost effects
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Embodiment 1
[0021] The present embodiment provides a kind of culture method of freshwater perch, comprises the steps:
[0022] (1) Pond mouth finishing: Choose a rectangular pond mouth with an area of 7 mu, the pool depth is 2.2 meters, the bottom of the pool is flat, the bottom of the pool is sandy and muddy, the pool bank is firm, the bottom of the pool is buried with inlet and drainage pipes, and two sets of 1.5 kilowatts are equipped at the same time Aeration machine, pond dredging should be done before stocking, and 50kg of quicklime per mu should be used for disinfection one week before seedlings; unpolluted water;
[0023] (2) Pool water treatment: control the water quality at pH 6.0 to avoid excessive turbidity or fertile pool water. The transparency should be 30-40 cm. New water should be injected regularly and the water should be changed once every half a month;
[0024] (3) Stocking of sea bass: Sea bass fry are selected to be healthy, consistent in size, and 3 to 4 cm in le...
Embodiment 2
[0027] The present embodiment provides a kind of culture method of freshwater perch, comprises the steps:
[0028] (1) Pond mouth finishing: choose a rectangular pond mouth with an area of 5 mu, the depth of the pool is 2.4 meters, the bottom of the pool is flat, the bottom of the pool is sandy and muddy, the bank of the pool is firm, the bottom of the pool is buried with inlet and drainage pipes, and a 1.5 kw power plant is equipped at the same time Aeration machine, pond dredging should be done well before stocking, and one week before the seedlings are released, 5kg of bleaching powder should be sprayed and disinfected in the dry pond; Put in clean and pollution-free water;
[0029] (2) Pool water treatment: The water quality is controlled at a pH value of 5 to avoid excessive turbidity or too fertile pool water. The transparency should be 30 to 40 cm. New water should be injected regularly, and the water should be changed once every half a month;
[0030] (3) Stocking o...
Embodiment 3
[0033] The present embodiment provides a kind of culture method of freshwater perch, comprises the steps:
[0034] (1) Pond mouth finishing: choose a rectangular pond mouth with an area of 8 mu, the pool depth is 1.8 meters, the bottom of the pool is flat, the bottom of the pool is sandy and muddy, the bank of the pool is firm, the bottom of the pool is buried with inlet and drainage pipes, and two 1.5 kw power plants are equipped at the same time Aeration machine, pond desilting should be done well before stocking, and 10kg of bleaching powder dry pond per mu should be sprayed and disinfected one week before the seedlings are released; Put in clean and pollution-free water;
[0035] (2) Pool water treatment: The water quality is controlled at a pH of 6.5 to avoid excessive turbidity or fertilization of the pool water. The transparency should be 30-40 cm. New water should be injected regularly, and the water should be changed once every half a month;
[0036] (3) Stocking o...
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