Pig manure fish three methods

After the fish ponds have been cleared, the application method is applied with 250 kg to 300 kg of pig manure per acre of water. The top dressing is applied once every 10 days, and 50 kg of pig manure is applied each time. The specific number of investment should be determined according to the color of the water, and the pond water should be grass green and brownish brown.
Fermentation method The fresh pig manure was ground and crushed. 10% of wheat bran was added and mixed with water. The amount of pig manure held in the hand was water in the finger without dropping, and then it was put into the concrete pool and layered and compacted. After it is full, it will be sealed with a plastic cloth and fermented for 3 days to 5 days at a temperature of 20°C to 30°C. Fermented pig manure can be fed directly to the fish. It can also be fed with 28% bran and 12% peanut cake to make a dough. Every day at 8 o'clock, 12 o'clock and 5 p.m. It is 4%~6% of fish's weight.
Drying pig manure dried or dried, crushed, according to 54% of dry pig manure, 10% soybean cake, 30% bran, 4% fish meal, 2% salt and additives with the ratio, processed into pellet feed. This method is suitable for the main raising grass carp and the mixed carp pond.

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