Artificial propagation method for yellowfin groupers
A technology for artificial reproduction and yellow fin stone, applied in the field of artificial reproduction of yellow fin grouper, can solve the problem that the artificial reproduction spawning rate, fertilization rate and hatching rate of yellow fin grouper are low, and it is impossible to realize large-scale artificial breeding of yellow fin grouper and broodstock growth. Problems such as low development and reproductive capacity, to achieve the effect of enhancing environmental adaptability, facilitating absorption, and enhancing food intake
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Embodiment 1
[0038] Embodiment 1-a kind of artificial reproduction method of yellowfin grouper, comprises the steps:
[0039] (1) Parent selection
[0040] Female parent: choose 5-year-old yellowfin grouper with a weight of 3.0kg, normal body shape, no disease, and strong vitality as the female parent;
[0041] Male parent: choose 5-year-old yellowfin grouper with a weight of 3.0kg, normal body shape, no disease, and strong vitality as the male parent;
[0042] (2) Broodstock pond treatment
[0043] The area of the pond that selects to cultivate parent is 2 mu, and is separated into the deep water area and the shallow water area that water flows interlinked, and deep water area accounts for 85% of pond area, and shallow water area accounts for 15% of pond area; The water body depth of deep water area is 4m, The depth of the water body in the shallow water area is 3m, and there are water inlets and outlets at the bottom of the pool in the deep water area, and LED lighting equipment is i...
Embodiment 2
[0057] Embodiment 2-a kind of artificial reproduction method of yellowfin grouper, comprises the steps:
[0058] (1) Parent selection
[0059] Female parent: choose 6-year-old yellowfin grouper with a weight of 3.5kg, normal body shape, no disease, and strong vitality as the female parent;
[0060] Male parent: choose 6-year-old yellowfin grouper with a weight of 3.5kg, normal body shape, no disease, and strong vitality as the male parent;
[0061] (2) Broodstock pond treatment
[0062] The area of the pond that selects to cultivate parent is 2.5 mus, and is divided into the deep water area and shallow water area that water flows interlinked, and deep water area accounts for 92% of pond area, and shallow water area accounts for 8% of pond area; The water body depth of deep water area is 5.5m , the depth of the water body in the shallow water area is 3.5m. There are water inlets and outlets at the bottom of the pool in the deep water area. The bottom of the pool in the shal...
Embodiment 3
[0076] Embodiment 3-a kind of artificial propagation method of yellowfin grouper, comprises the steps:
[0077] (1) Parent selection
[0078] Female parent: choose 6-year-old yellowfin grouper with a weight of 3.3kg, normal body shape, no disease, and strong vitality as the female parent;
[0079] Male parent: choose 6-year-old yellowfin grouper with a weight of 3.3kg, normal body shape, no disease, and strong vitality as the male parent;
[0080] (2) Broodstock pond treatment
[0081] The area of the pond that selects to cultivate parent is 2.3 mus, and is divided into the deep water area and shallow water area that water flows interlinked, and deep water area accounts for 88% of pond area, and shallow water area accounts for 12% of pond area; The water body depth of deep water area is 5.0m , the depth of the water body in the shallow water area is 3.2m. There are water inlets and outlets at the bottom of the pool in the deep water area. The bottom of the pool in the shal...
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