One increase: Increase the use of fully cooked organic farmyard fertilizers to increase soil fertility. In recent years, the promotion of refined organic fertilizer has overcome the disadvantages of farmyard fertilizers and avoided the occurrence of fertilizer damage. Secondary Control: Control fertilizer usage, preferably mid-range. It should also be noted that the application of foliar fertilizers to achieve the best concentration can only get twice the result with half the effort. If the concentration is too high and it is sprayed at high temperature at noon, it will be prone to fertilizer damage. Sanqin: Master the principle of a small amount of diligence and avoid using too much fertilizer at one time. Four match: The implementation of formula fertilization. To change nitrogen fertilizer to reduce nitrogen, phosphorus, potassium, organic fertilizer, NPK, and trace elements and fertilizers to be applied. Five-fold coverage: Advocate full-scale deep application or ditch application of soil, not to spread on the surface. Acupuncture points should be more than 10 cm from the roots of the crop. Six Washing: Use precipitation or irrigation to wash salt in June-August. Seven changes: deep soil or 0-20 cm surface soil, or rotation of greenhouse cultivation to reduce the surface salt. Eight push: To promote bio-organic compound fertilizer. Biofertilizer contains microorganism-activated bacteria. It is a “four-in-one†fertilizer compounded by organic fertilizer, inorganic fertilizer, fungus fertilizer and synergist. It realizes the scientific formulation of various fertilizers and complements each other, and is to achieve the balance of greenhouse vegetables. One of the best fertilizers for fertilization.
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