Meiyu season fish farming six attention

Some areas in the south enter the rainy season, the weather is fickle, and fish and shrimps are susceptible to flooding or morbidity due to lack of oxygen. In order to ensure the safety of aquaculture production during the rainy season, farmers should pay attention to the following issues:

1. Regulation of water quality Add unpolluted fresh water once a week, gradually increasing the pond water level to more than 1 meter. When adding new water, be sure to use a sieve to tightly close the inlet pipe to prevent enemy organisms and various contaminants from entering the pond.

2. In time of oxygen increase, aerator oxygenation should be started in time every day. If abnormal weather is encountered, the oxygen aeration time should be prolonged to ensure that there is enough dissolved oxygen in the pool.

3. Depending on water fertilization In order to enrich the plankton in the pool water, it is necessary to apply good fertilizer. The amount of fertilization depends on the water quality, generally about 80-100 kilograms of organic fertilizer is applied per mu, and the transparency is adjusted to about 30cm.

4. Reasonable feeding must first ensure that the feed is fresh and not degenerate, try not to feed chilled fish feed to avoid polluting the water. Second, according to the weather, water quality changes and the actual intake of food to adjust the amount of flexible feed, such as hot showers should reduce the amount of discretion, should not be fed too much, causing fish and shrimp and other nausea and spit.

5. Do a good job of epidemic prevention 1 every half a month with hundreds of drugs eliminate, potent drugs and other drugs Quanchiposa disinfectant body of water. 2 Remove the food bait and remove the dirt, garbage and other contaminants from the pond. 3 Clean and disinfect the fishing gear.

6. Strengthen management to do daily morning, middle and evening patrol pond inspections, find abnormal situations and take emergency measures. In particular, it was found that the enemy’s disease and disease symptoms must be disposed of in a timely manner. (Shiqi Township Government, Minxian County, Jiangxi Province: You Defu)

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Below image as reference:

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