How to control the water temperature of fish ponds in aquaculture, for example, how to control the water temperature below 20 degrees in summer when breeding turbot?Turbot is usually raised in indoor greenhouses, and the water used is usually well water with a constant temperature all year round, so the temperature can generally be kept constant at around 16-18 degrees. In fish ponds, the temperature is basically above 20 degrees in the summer season. So it is basically difficult to maintain. Add ice. Build a sunshade and plant vines on it. Flowing water. It is better to treat the root cause than to treat the symptoms. Where do you raise your dog? First of all, you need to solve the hard conditions. For fish raised in hotels, such as mandarin fish, turbot, grouper and flower dragon, what should be the temperature and salinity?The water temperature for Mandarin fish is 20-22 degrees, fresh water, and salt is 0.005 degrees; The water temperature of Duowang Hand Treasure Fish is 20-24 degrees, and the salinity is about 1.018; Xianglingma The water temperature of the grouper is about 20℃ (a thermostat should be used in winter), and the salinity is 24-26%. Flower dragon temperature: 18~19 degrees, salinity is 21; change the water once a week. Generally speaking, the salinity is 27-28 parts per thousand and the temperature is controlled at 15-18 degrees. |
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