Culture method of Australian dragon spot fish fry
A cultivation method, the technology of dragon-striped spot, which is applied in the field of cultivation of Australian long-striped spot fish, can solve the problems of poor economic benefit, low survival rate, high incidence of disease, etc., and achieve the effect of increasing the cost of cultivation
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Embodiment 1
[0055] 1) Temporary fish fry: Put the Australian dragon stripe fish fry obtained by hatching the fertilized eggs of the Australian dragon stripe into a fry holding pond with a smooth inner wall and an area of 2 square meters. The fry density is controlled at 20,000 fish / cubic meter, and the water flow Control at 50 liters / hour, aerate and increase oxygen, and do not feed bait for the first 5 days;
[0056] 2) Cultivation of fry openings: After the fry are put into the fry holding pond for 5 days, they start to feed animal bait, and carry out the opening cultivation of fry; 100% of the heavy fish was fed animal bait, which was divided into 4 times; the middle stage of opening cultivation lasted for 24 days, and the animal bait was fed every day according to the weight of 40 fish, and the feeding was divided into 2 times; 25% of the weight is fed with animal bait, which is divided into 2 times;
[0057] 3) Fry re-export domestication: After 40 days of open-mouth cultivation o...
Embodiment 2
[0063] 1) Temporary fish fry: Put the Australian dragon stripe fish fry obtained by hatching the fertilized eggs of the Australian dragon stripe into a fry holding pond with a smooth inner wall and an area of 3 square meters. The fry density is controlled at 40,000 fish / cubic meter. Control at 60 liters / hour, aerate and increase oxygen, and do not feed bait for the first 5 days;
[0064] 2) Cultivation of fry openings: After the fry are put into the fish fry holding pond for 5 days, they start to feed animal bait, and carry out the opening cultivation of fry; the opening cultivation of fry includes early stage, middle stage and late cultivation; 100% of the fish weight was fed with animal bait, which was divided into 4 times; the middle stage of open-mouth cultivation lasted for 27 days, and animal bait was fed with 42% of the fish weight every day, and was divided into 2 times; 27% of the fish weight was fed with animal bait, which was divided into 2 times;
[0065] 3) Fry...
Embodiment 3
[0071] 1) Temporary fish fry: put the Australian dragon stripe fish fry obtained by hatching the fertilized eggs of the Australian dragon stripe into a fry holding pond with a smooth inner wall and an area of 2.5 square meters. The fry density is controlled at 35,000 fish / m Control at 75 liters / hour, aerate and increase oxygen, and do not feed bait for the first 6 days;
[0072] 2) Cultivation of fish fry opening: After the fry are put into the fish fry holding pond for 6 days, they start to feed animal bait, and carry out fry opening cultivation; 100% of the fish weight was fed with animal bait, which was divided into 4 times; the middle stage of open-mouth cultivation lasted for 30 days, and animal bait was fed with 45% of the fish weight every day, which was divided into 2 times; Feed 30% of the fish weight with animal bait, and feed in 2 times;
[0073] 3) Fry re-export domestication: after 51 days of open-mouth cultivation for Australian dragon-spotted fish fry and the...
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