Pollution-free melon fertilizer technology

2018-06-15 20:01:02

Pollution-free melons, including: cucumber, wax gourd and other fertilization principles: the main organic fertilizer, focusing on the base fertilizer, a reasonable top dressing, control of nitrogen fertilizer application, prohibit the application of nitrate nitrogen fertilizer to maintain the balance of soil fertility. Apply base fertilizer: Ensure that the organic fertilizer is applied to 4000-5000 kg/mu, diammonium phosphate 30-50 kg/mu, potassium sulfate 40-60 kg/mu or three-element compound fertilizer 100 kg/mu. Appropriate top-dressing: Each mu can be followed by decomposed human excrement 1000 kg/mu or ternary compound fertilizer (or urea) 10 kg/mu. At the same time 0.5% urea can be added with 0.3-0.5 potassium dihydrogen phosphate supplemented with foliar fertilizer 2-3 times. CO2 gas can be added to the protected area. It is forbidden to use harmful municipal waste and sludge, and the manure fertilizer cannot be used for fertilizing in the harvesting stage. China Agricultural Network Editor

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