1, cage specifications: cultured black fish cages should not be small, usually with 15-33 square meters of small cages, mesh specifications depending on the size of the black fish and bait fish may not prevail. Quantitative Pcr Instrument,Fast Real Time Pcr,Pcr System Thermal Cycler,Array Real Time Pcr System Jiangsu Dinai Bioengineering Co.,ltd. , https://www.dinaipcr.com
2, stocking density and specifications: 5-50 grams per square meter stocking size / tail of black fish species 8-16 tail, requires the same box of black fish species specifications, so as not to be in the case of insufficient food to kill each other. The stocking work should be completed before the end of April. If the stocks are not concentrated, they can be stocked one after another.
3, the choice of black species: At present, most of the black species come from natural, so the choice of black species, asked to choose to use nets, oysters, knapsack and other fishing gear to catch the fish species, most of the caught with hook fishing injuries, should not be used.
4. Set habitat shelters: stock some of the plants in the tank, covering an area of ​​no more than 70%, as a blackfish habitat and hidden places.
5, feeding method: black fish is a carnivorous fish, like eating live fish, live shrimp, quail, can not be fed with hard thorn fish. Generally from the end of April to start feeding, the amount of daily feeding by 2-5% of the total weight of blackfish, bait fish size can be swallowed black fish prevail, the annual bait coefficient is controlled at about 4.
6, anti-escape measures: the cage part of the water to maintain about 1 meter, and the need to add a hood net, hood width of about 0.5 meters to prevent blackfish flea escape. In addition, we must always check whether the net clothes are bitten by water mice.