A culture method for improving the quality of grass carp
A breeding method and grass carp technology, which can be applied in fish farming, climate change adaptation, animal feed, etc., can solve problems such as inability to adapt to feeding habits, decline in fish meat quality, and abuse of antibiotics, so as to improve appearance and internal quality, improve production and Quality, the effect of promoting growth rate
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Embodiment 1
[0022] A farm in Nanhai District, Foshan City selected 1,000 healthy grass carp over 0.5 kg in uniform size, randomly divided them into 2 groups, and moved them into ponds for breeding. Group 1 was bred according to the traditional method, all fed with compound feed; Group 2 was fed with mixed feed of Huangzhu grass and compound feed, the ratio was 1:1 (dry matter ratio), and every 4 days of continuous feeding, 3 days of fasting. Forty-five days before the grass carp goes on the market, mix and feed 1% of the self-made Chinese herbal medicine preparation in the compound feed. 10%, Shouwu San 10%. During the breeding process, the pH value of the water quality in the pond is controlled at 7-8.5, the transparency is 30-40cm, and the solubility is kept above 5mg / L. When harvesting at the end of the year, compared with group 1, the grass carp in group 2 has improved to varying degrees in terms of body color and muscle nutrition, and the price is 20-30% higher than similar products...
Embodiment 2
[0035] Select healthy grass carp weighing more than 0.5 kg and move them into ponds for breeding. During the breeding process, the pH value of the water quality in the pond is controlled at 7-8.5, the transparency is 30-40cm, and the solubility is kept above 5mg / L. Proportion). One month before the grass carp went on the market, 1% of the self-made Chinese herbal medicine preparation was mixed and fed in the compound feed. Eucommia 15%, Shouwu San 5%.
Embodiment 3
[0037] Select healthy grass carp weighing more than 0.5 kg and move them into ponds for breeding. During the breeding process, the pH value of the water quality in the pond is controlled at 7-8.5, the transparency is 30-40cm, and the solubility is kept above 5mg / L. Ratio), every 4 consecutive days of feeding, 2 days of fasting. Two months before the grass carp went on the market, 1% of the self-made Chinese herbal medicine preparation was mixed and fed in the compound feed. Eucommia 5%, Shouwu San 15%.
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