Vegetable foliar topdressing should choose suitable fertilizer
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Fruits, melons, beans, and mushroom vegetables should be applied with phosphorus, potassium, zinc, molybdenum and other fertilizers during the development of seedlings, such as potassium dihydrogen Phosphate, potassium Sulfate, ammonium molybdate, chicken manure and rabbit feces. Fermenting filtrate, increasing yield, etc., so that the fruit expands and improves the quality; the potato vegetables should be sprayed with phosphorus-potassium-rich fertilizers such as superphosphate lime leaching solution, plant ash leaching solution, potassium dihydrogen phosphate, ammonium phosphate, etc. during the expansion period; Leafy vegetables should be topdressed with fertilizers with high nitrogen content during the whole growth period, such as urea ammonium Nitrate, decomposed human and animal urine, etc., and spray the corresponding trace elements.