Weed weeding method We use semi-dried weeds mixed with fine dry soil and human feces and urine. When dumping, first lay a layer of 7-10 cm thick pond mud or fine soil on the ground, then spread a layer of semi-dried weeds, sprinkle a small amount of human feces, and then cover with 7-10 cm thick thin dry The soil is successively piled up about 1.5 meters layer by layer and then sealed with pond mud. Flip once after 30 to 35 days and reseal, then apply after 15 to 20 days.
The straw dumping method uses dried straw, wheat straw and other crop straws, fine dry soil, human and animal manure to be dumped at a ratio of 6: 3: 1. One day before the dumping, the crop straws were poured through with water, mixed with fine dry soil and human and animal dung, and piled up to about 1.5 meters in height, and then sealed with pond mud. After 25 to 30 days, turn over and reseal once, and then apply after 15 to 20 days.
The chemical fertilizer composting method uses chemical fertilizer, manure and fertilizer, and fine dry soil to mix and compost in proportion. The specific method is to take 25 kg of calcium superphosphate, 25 kg of ammonium sulfate, 1.25 kg of zinc sulfate, 7.5 kg of potassium chloride, 500 kg of human excrement (or 250 kg of pig excrement), and 1000 kg of fine dry soil. Stacked and compacted, sealed with plastic film, it can be applied after 25 to 30 days.
The high-temperature dumping method uses pig manure, cattle, sheep and other animal dung and turf or fresh weeds in a ratio of 2: 1, mixes with appropriate amount of water and mixes well, and piles up, and seals the dumpling with a plastic film. After 20-25 days Can be applied.
The manure pond accumulation method puts the livestock and poultry manure into the closed manure pond for full fermentation directly, which can avoid the ammonia volatilization caused by the wind and rain and the manure cannot be fully fermented due to the wind and rain.
The biogas digester method uses a biogas digester to ferment livestock and poultry manure under high-temperature anaerobic conditions to form a high-quality organic fertilizer. This method can make the manure fully ferment, and can kill more than 95% of bacteria and diseases in the manure.
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