1, jellyfish, first check whether the net cover of water is damaged, and repair or replace it in time if it is found damaged.

2. Kill jellyfish: When fresh water is injected into the pond for 20-30cm, jellyfish will die due to stress. If there is no fresh water supplement, alum 1kg/ mu can be used to splash the whole pond.

3. After the jellyfish dies, detoxify with 3 mu/bottle of Lvweibao per meter of water depth.

4. Finally, soak for 3 hours with 6 mu/barrel of Wangzao Gold Paste+6 mu/bottle of active calcium amino acid+6 mu/bottle of EM Feishuibao per meter of water depth, and then splash it all over the pool to prepare algae and fertilizer.