The function and method of applying Base Fertilizer to Cherry in Autumn

1. Applying base fertilizer in autumn can increase tree reserve and provide nutrients for sprouting and flowering in spring. the earlier the fertilization time is, the better. It is generally applied from September to October, which is beneficial to the healing of cutting roots, improving the absorption capacity of roots, increasing tree reserves and enriching flower buds. Enhance the ability of trees to resist freezing. Second, the application rate of base fertilizer 1. The application of base fertilizer in autumn accounts for 70% of the total amount applied in the whole year. 2. From young trees to primary fruit trees, about 50 kg of human feces and urine or 100 kg of manure are applied to the trees. 3. About 80 kg of human feces and urine or 4000 kg of circular manure per mu were applied to trees at full fruiting stage. Third, the method of applying base fertilizer requires deep application of base fertilizer; the methods of fertilization include annular ditch, radiation ditch and so on; the method of annular ditch application is mainly to dig a ring ditch with a width of 50 cm and a depth of 50 mi 60 cm at the dripping place outside the crown, and evenly apply organic fertilizer and topsoil.