Dragon fruit-purposed high-potassium organic fertilizer prepared from domestic sludge and fowl manure and production method thereof

The invention discloses a dragon fruit-purposed high-potassium organic fertilizer prepared from domestic sludge and fowl manure. The dragon fruit-purposed high-potassium organic fertilizer is characterized by being prepared from the main raw materials including urban domestic sludge and fowl manure; and the special formula specifically comprises the following raw materials: urban domestic sludge, fowl manure, straw, plant ash, pig manure or cow dung and greater than or equal to 45% of organic matters, wherein the urban domestic sludge is the dirt discharged after wastewater treatment of an urban sewage treatment plant or a large food factory; after airing, the water content is 50-60%; and the water content of the pig manure or cow dung after airing is 50-60%. The fertilizer disclosed by the invention is a high-quality high-potassium organic fertilizer to be used as a novel organic compound fertilizer for cultivating high-quality dragon fruit by the growers, and is favorable for improving the utilization rate of urban domestic sludge to promote environmental protection and for reducing the production cost.