1. After 3 days of use of the disinfectant, use 500 g/m2 of ecological beneficial bacteria every 15 days. Activate the product with brown sugar and shochu at a ratio of 2:1:0.1 and then spill it over the whole pool. 2. After several consecutive days of rain, use the powerful EM0.5-1L/mu rice Quanchiposa, plus the bacteriophage Bdellovibrio (phage No. 2 300 ml/mu) Quanchiposa. 3. Cover more than 1/3 of aquatic plants in the pond, remove excess parts, and increase the light area of ​​the pond. 6. Feed high-quality feed, do a good job of “Four Ding†feeding, and add immune polysaccharides in the feed, according to the amount of feed 2.5 ‰ Add, VC added by the amount of 1 ,, shrimp and crab high-energy calcium 300g/ mus fed.
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