Suitable pond area: for the area after the removal of the platform, the depth of the pond silt is not more than 10 centimeters, and the depth of the pond is 1.5 meters on average. Breeding ponds are easy to enter and drain, and each pond is equipped with a baiting machine. The water source is sufficient, the water quality is fresh and pollution-free. Seedling stocking: Choose high-quality seedlings with strong body, no disease and neat specification, and sterilize all seedlings with salt water for 8 to 10 minutes before putting them into the tank. Bait feeding: After stocking the fry, the first thing to do is to feed the artificial taming feeding, the specific method is to set up a food table on the side of each pool, the open bait is mainly pellet-based, minced fish as a supplement, feeding 3 kg per mu per day, three times in the morning, mid-night feeding, feeders in the side of the food table to take a fixed-point sprinkling feeding, after two weeks of domestication, the blackfish fry will be able to take the initiative to float out of the water to compete for food, after three weeks, the change to pellet After three weeks, switch to pellet bait feeder. Daily management: apply quicklime once a month to disinfect the water, the dosage is 10 to 15 kg per mu, and microbial agents are often used to regulate the water quality. Disease and enemy control: Disinfect the water body and food table regularly, and feed medicinal bait prepared by allicin and three yellow powder during the high temperature season. Cover with 3 cm mesh polyethylene mesh to prevent birds from devouring.