This newspaper (Reporter Zhao Yin Ping, Intern Wei Renzhi) The cold weather of the time has caused great impact on the city’s fishery production. After the spring begins, the temperature will continue to rise slowly, and the management of fish ponds after the freezing of cold waves will be well managed to maintain a good water quality environment for the fish ponds. This will effectively promote the fish’s early intake of food, restore their constitution, enhance disease resistance, and effectively promote fish growth. For the year-round fishery production, it plays an important role. How to seize the opportunity to manage fish ponds after the cold wave? Municipal Aquatic Technology Promotion Station for farmers: To deal with the harmless treatment of frozen dead fish: Due to the cold wave, many pond cultured fish have been frozen and died. The dead fish should be picked up by digging and digging pits in a timely manner and disposed of in a safe manner so as not to pollute the pond environment. Good grasp of feeding and management: After the cold wave will continue to appear cold and rainy weather, low pressure, water easy to lack of oxygen, this time, one should pay attention to strengthen the tour pond, pay attention to the phenomenon of fish pond floating head, and promptly open aerator oxygen; The second is to pay attention to the oxygen-free pond to prepare oxygenation agent, found that the fish floating head splashed in time; third is to improve the quality of the whole pond sprinkling fish treasure Po (200ml/mu.m) and other preparations to maintain a good water quality environment . After the spring, the temperature of the fish ponds gradually rises, and fish start feeding. At this time, they should eat early, feed fresh and high-quality feed, ensure that fish can eat earlier, promote the recovery of constitution, enhance the resistance to disease, and promptly promote fish. The growth of the species will increase the aquaculture production and benefits. Do a good job of preventing and treating diseases. After the Cold War, a considerable part of the farmed fish was infected with frostbite and other diseases such as water mildew. The following methods can be used to prevent watery mildew: use Kangshen (200ml/mu.m) full pond splash; use long-effective clear I (250ml/mu.m) Quantang spilled. Prepare the stocks for breeding: Due to the cold wave, many pond cultured fish are seriously affected by freezing. Although a large number of fish species are supplemented, the farmers should contact the fish species as soon as possible; ponds that have been basically frozen in ponds have been frozen. The ponds should be thoroughly cleaned, sterilized and disinfected to prepare the fish for stocking.
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