Pool ecological breeding method for coilia nasus by filling river water to accept fries
An ecological breeding and pond technology, applied in the field of fish seedling and breeding, can solve the problems of difficult control of the environment, technical breeding area restrictions, troubled cuttlefish farming, etc., to achieve the effect of avoiding blindness, strong feasibility, and improving quality
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[0037] Example 1: The present invention is a method for ecological cultivation of Coilia sibiricum in the pond for irrigating seedlings in the river. The following cultivation steps are adopted:
[0038] Location: Yangtze River Rare Fish Conservation and Research Center Base
[0039] (1) Earth pond selection
[0040] The soil pond on the riverside has an area of 5 acres, the depth of the pond is 1.5m, and the bottom mud is 5cm. On May 7, the pond was disinfected with 120Kg / mu quicklime and exposed to sunlight for 6 days.
[0041] (2) Setting up a dedicated nanomiao area
[0042] Before the pond is discharged, the end of the pond close to the water inlet is separated with a 40-mesh silk screen into a seedling area that accounts for about 1 / 4 of the total pond area. The upper part is fixed on both sides of the pond with ropes, and the mesh is 15cm above the water surface. The bottom is fixed with a stone cage to prevent escape. The water inlet sleeve has a bag-like non-knotted net...
Example Embodiment
[0055] Embodiment 2: The present invention is a method for ecological cultivation of Coilia sibiricum in a pond for irrigating the river seedlings, using the following cultivation steps:
[0056] Location: Jiangyin Shengang Sanxian Breeding Co., Ltd.
[0057] (1) Earth pond selection
[0058] The soil pond on the riverside, the area of the seedling pond is 4 mu / mouth, the pond depth is 1.8m, and the bottom mud is 8cm. On May 7, the pond was disinfected with 120Kg / mu quicklime and exposed to the sun for 10 days.
[0059] (2) Setting up a dedicated nanomiao area
[0060] Before the pond is discharged, the end of the pond close to the water inlet is separated with a 40-mesh silk screen to form a seedling area that accounts for about 1 / 4 of the total pond area. The upper part is fixed on both sides of the pond with ropes. The mesh is 18cm above the water surface. The bottom is fixed with a stone cage to prevent escape. The water inlet sleeve has a bag-like no-knot net with a mesh si...
Example Embodiment
[0073] Embodiment 3: The present invention is a method for ecological cultivation of Coilia sibiricum in the pond for irrigating seedlings in the river. The following cultivation steps are adopted:
[0074] Location: Jiangyin City Fisheries Guidance Station Base
[0075] (1) Earth pond selection
[0076] The soil pond by the river, the area of the seedling pond is 4 mu / mouth, the pond depth is 2.0m, and the bottom mud is 10cm. On May 25, the pond was disinfected and exposed to 120Kg / mu quicklime, and 30Kg / mu of organic fertilizer was applied 15 days later.
[0077] (2) Setting up a dedicated nanomiao area
[0078] Before the pond is discharged, the end of the pond next to the water inlet is divided into a seedling area with a 40 mesh screen, which accounts for about 1 / 4 of the total pond area. The upper part is fixed on both sides of the pond with ropes. The net is 20cm above the water surface. The bottom is fixed with a stone cage to prevent escape. The water inlet sleeve has a...
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