The ecological method of breeding amberjack can not only solve the problems of water quality control and food supply, but also has low cost, simple method and high benefit. Led Light Head,Siren Amplifier,Ambulance Speaker,Electronic Siren Amplifier jiangyin chenyi medical technology co.,ltd , https://www.chenyimed.com
The construction of Dianchi Lake is based on the general method of building ponds. The area of ​​the pool is 30 to 50 square meters, and the height of the pool wall is 0.8 to 1.0 meters. The water inlet and outlet are installed at the opposite corners, and the anti-escape facilities are installed.
Piled up in soil The piles of soil lumps (1 to 1.5 meters in width and 20 to 25 centimeters in height) were piled in the pool (used in loam soils rich in organic matter) for the purpose of breeding crickets and allowing the borers to drill holes.
After the cultivation of earthworms is completed, the water in the ditch is kept at a depth of 5 cm to 10 cm. Place Daping No. 2 蚯蚓 2.5kg to 3kg per square meter of soil and spread 4cm to 5cm of fermented livestock manure on the surface to serve as bait. In the future, every 3 days to 4 days, the upper layer of animal manure is shoveled and re-plated. This is repeated. After about 14 days, the earthworms will be propagated in large quantities, and they can be planted. Clams can provide most of the bait for spring, summer, and autumn for yellow buckwheat.
Stocking densities per square meter Dianchi stocking specifications are 50 kg/kg to 4 kg/kg, and the survival rate can reach more than 90%, and each tail can weigh more than 100 grams.