Ecological breeding method for freshwater shrimps and cress
A technology of ecological farming and freshwater shrimp, applied in botany equipment and methods, fish farming, seed and rhizome treatment, etc., can solve the problems of dead water quality of aquatic plants, high yield of freshwater shrimp, low concentration of water body, etc., so as to increase the production of aquaculture , conducive to healthy development, not limited by seasons
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Embodiment 1
[0036] A method for ecological cultivation of freshwater shrimp and cress, comprising the following steps:
[0037] (1), pond treatment
[0038] Every pond selects the common earth pond of 5 mus as breeding pond, digs into the rectangular pond that depth is 1.2m, and the pond bottom is slope surface, digs out a width along the pond width direction at the bottom of slope surface and is 3m, and depth is 0.5m. Ditch, remove excess silt at the bottom of the pond, dry the pond in mid-to-late May until the bottom of the pond turns white, hard and cracks, then inject water to 10cm, and disinfect the water in the aquaculture pond;
[0039] (2) Selection and stocking of shrimp seedlings
[0040] Before the freshwater shrimp breeding season, collect high-quality wild freshwater shrimp from the Taihu Lake water system. The body length of female shrimp is more than 5cm, and the body length of male shrimp is more than 5.5cm. They are hybridized with local freshwater shrimp to obtain shrim...
Embodiment 2
[0061] A method for ecological cultivation of freshwater shrimp and cress, comprising the following steps:
[0062] (1), pond treatment
[0063] Every pond selects the common earthen pond of 8 mus as the breeding pond, digs into the rectangular pond of 1.5m in depth, and the bottom of the pond is a slope, digs a width of 5m along the width direction of the pond at the bottom of the slope, and is 0.6m in depth. Ditch, remove excess silt at the bottom of the pond, dry the pond in mid-to-late May until the bottom of the pond turns white, hard and cracks, then inject water to 15cm, and disinfect the water in the aquaculture pond;
[0064] (2) Selection and stocking of shrimp seedlings
[0065] Before the freshwater shrimp breeding season, collect high-quality wild freshwater shrimp from the Taihu Lake water system. The body length of female shrimp is more than 5cm, and the body length of male shrimp is more than 5.5cm. They are hybridized with local freshwater shrimp to obtain sh...
Embodiment 3
[0086] A method for ecological cultivation of freshwater shrimp and cress, comprising the following steps:
[0087] (1), pond treatment
[0088] Every pond selects the common earth pond of 7 mus as breeding pond, digs into the rectangular pond that depth is 1.4m, and the pond bottom is slope surface, digs out a width along the pond width direction at the bottom of slope surface and is 4m, and depth is 0.55m. Ditch, remove excess silt at the bottom of the pond, dry the pond in mid-to-late May until the bottom of the pond turns white, hard and cracks, then inject water to 12cm, and disinfect the water in the aquaculture pond;
[0089] (2) Selection and stocking of shrimp seedlings
[0090] Before the freshwater shrimp breeding season, collect high-quality wild freshwater shrimp from the Taihu Lake water system. The body length of female shrimp is more than 5cm, and the body length of male shrimp is more than 5.5cm. They are hybridized with local freshwater shrimp to obtain shri...
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