Aquacultured fish mixed culture method
A technology of polyculture and fish species, applied in fish farming, climate change adaptation, animal feed, etc., can solve problems such as unsafe food, indiscriminate use of domestic fish, abuse of drugs, etc., to improve utilization rate, diversify varieties, and reduce feed the wasteful effect of
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Embodiment 1
[0023] (1) Requirements for the breeding pond: the breeding pond requires convenient drainage and irrigation, convenient transportation and electricity, no pollution to the water source and the environment, an area of 6 acres, a pond depth of 1.5-1.8 meters, a pond slope ratio of 3:1, and a pond bottom silt ≤ 20 cm. flat;
[0024] (2) Clean up the breeding pond: configure an aeration machine for every 3 mu of breeding pond, plant aquatic plants in a shallow water zone 1 meter away from the fish pond and fix them with ropes, splash quicklime once a month before fish species are stocked for disinfection, and Sprinkle quicklime again for disinfection one week before stocking, and add new water after filtering through the screen to prevent predators and other fish eggs from entering. The water injection depth is 2-2.5 meters, and the water quality requires a pH value of 7-8;
[0025] (3) Selection of fish species: choose lively and robust fish species with strong disease resista...
Embodiment 2
[0032] Embodiment 2 is a preferred version. Unlike Example 1, the present embodiment provides the formula of the pellet feed, and the pellet feed includes the following components by weight: 28 parts of soybean meal, 19 parts of bran, and 6 parts of vegetable protein , 15 parts of rapeseed meal, 11 parts of fish meal, 7 parts of wheat germ, 2 parts of calcium dihydrogen phosphate, 0.5 parts of multivitamins, 1.5 parts of traditional Chinese medicine additives, and 1.2 parts of salad oil.
[0033] Soybean meal, bran and rapeseed meal are mixed as the basic components of the feed to provide basic nutrients such as protein and sugar for domestic fish. Plant protein, wheat germ and fish meal can provide rich vitamins and minerals for domestic fish. The main raw material of protein is easily absorbed by domestic fish, and the energy conversion in the body of domestic fish is relatively high. Dicalcium hydrogen phosphate is combined with the multivitamin in domestic fish feed to sup...
Embodiment 3
[0035] Example 3 is a further embodiment of Example 2. In this example, the traditional Chinese medicine additives include 0.7 parts of astragalus, 2 parts of Codonopsis pilosula, 4 parts of honeysuckle, 4 parts of poplar, 2 parts of kudzu root and 8 parts of Acanthopanax.
[0036] The salad oil is selected from one or more of soybean salad oil, rapeseed salad oil, rice bran salad oil, cottonseed salad oil, sunflower seed salad oil or peanut salad oil.
[0037] The multivitamins include 2-3 parts of vitamin A, 0.4-0.7 parts of vitamin D3, 15-16 parts of vitamin E, 0.4-0.8 parts of vitamin B1, 0.1-0.3 parts of folic acid, and 0.4-0.6 parts of biotin.
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