Daily Management experience of Freshwater Pomfret
1. Variety of bait
One is fed directly with northeast soybeans. The other is fed with pellet feed, the protein content of pellet feed is more than 32%, and the fat content of the later feed should be increased.
2. Feeding method
The feeding method of soybeans is to check the pool more than three times a day, add it immediately after eating, and take 24 hours as the principle of daily feeding. Pellet feed is fed by feeding machine, and sufficient bait should be fed according to the weather and water temperature after stocking, especially in June, when the water temperature rises, the weight of fish increases, the amount of feeding increases timely, and the amount of feeding is controlled by fish to be full. there is no fish competing for bait in front of the feeding machine.
3. Daily management
After stocking, pay attention to the change of water quality, add water once every semimonthly in the early stage, increase the amount of fish to eat and feces in June, and the water quality is easy to deteriorate. Add water once a week, 20 cm each time, and keep the water color of the fish pond "fat, alive, tender and cool". Start the aquaculture machine at the right time, the fish carrying capacity in the pond will increase in the later stage, and in case of weather changes, the aerator should be turned on early to prevent the fish from floating. It is necessary to patrol the pond and check frequently in order to find problems in time and grasp the eating situation of fish.
4. Prevention and control of fish disease
Mixed culture pond April 25, freshwater white Pomfret was insecticidal and disinfected before stocking. Enteritis is the main disease in the process of breeding. Soaking soybeans with flubeni cuffs or mixing them with pellet feed for three days can be effective.
5. Harvest
Freshwater white Pomfret is easy to catch. 90% of the pond can be caught with the first net, and the catch can be finished in the two ponds.
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Control of oblique trichomoniasis and rotifer during the overwintering period of cultured freshwater Pomfret
1. Pathogenic carp oblique tube worm, rotifer. 2. The symptoms of both worms are parasitic on the skin and gills of the fish, stimulating the secretion of a large amount of mucus, resulting in the formation of a light blue film on the skin surface of the diseased fish (oblique trichomoniasis) or a white film on the fin, head and body surface (wheels).
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Prevention and control of small melon worm disease during overwintering period of cultured white pomfret
The disease is the second most common disease of Colossus brachypomus during winter. Its incidence is lower than that of water mildew, but the mortality per unit area is higher than that of water mildew, and it can also lead to concurrent water mildew. 1. Pathogenic multi-seed melon worm. 2, symptoms of fish surface and
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