How to use bleach to clear ponds for fish farming?
The effect of bleach is similar to that of quicklime, but the mechanism of action is different.
Bleaching powder in water, decomposition of alkaline hypochlorous acid, unstable hypochlorous acid will immediately decompose and release oxygen atoms, the primary ecological oxygen has a strong bactericidal and kill the role of enemy organisms.
Bleaching powder generally contains about 30% effective chlorine, with a water depth of 1 meter per mu of 13.5 kg.
If the pool water drainage to 5 ~ 10 cm, each mu dosage is 5 ~ 10 kg.
The specific use is to add water to dissolve the bleaching powder, immediately all over the pool sprinkling.
Fish can be released 3 ~5 days after the pond is cleared.
This method can be applied to the anxious use of fish ponds more suitable.