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Solanaceous vegetable fertilization technology
1. Carefully cultivating the seedling culture soil The culture soil can be prepared with 60% decomposed horse dung, 40% garden soil and a small amount of nitrogen and phosphorus. 2. Pay attention to basal manure Mushi 3000-4000 kg of organic fertilizer, 25-30 kg of superphosphate and 15-20 kg of potassium sulfate. 3, timely top-dressing eggplant vegetables top dressing mainly in the slow seedlings, after the first flower set fruit, began harvesting and harvesting of the top dressing 1 times, top dressing to be combined with watering, each application of urea 15-20 kg , Or 15 kg of diammonium phosphate, or 1000-1400 kg of human and animal waste. 4, spraying the trace element fertilizer spraying period is generally from the seedling stage to flowering before spraying twice or three times. Suitable concentrations for spraying are borax or boric acid 0.05%-0.25%, ammonium molybdate 0.02%-0.05%, zinc sulfate 0.05%-0.2%, manganese sulfate 0.05%-0.1%, and ferrous sulfate 0.5%-1%. Each trace element fertilizer can be sprayed or mixed with other fertilizers and pesticides. However, various trace element fertilizers cannot be mixed with alkaline fertilizers and alkaline pesticides.