Deep plowing is suitable from late September to early October. It can be used to expand the depth of the hole, deep turn between the lines, and the deep turn of the whole garden. The depth is 60 to 80 cm, and attention should be paid to less than 1 cm in diameter. Deep plowing should be combined with mature soils. Generally, non-perishable twigs and hard stalks are layered into the bottom of deep plowing sluice, and a small amount of nitrogen fertilizer is applied, and then backfilled with topsoil. If farm fertilizer, green manure, compound fertilizer, and iron, zinc and other micro-fertilizers are to be applied together. Deep roots should not be exposed to prolonged sun exposure and freezing, and be filled with water in time to fill the soil. On the basis of deep turning, with 0.3% to 0.5% urea, 0.3% potassium dihydrogen phosphate 500 times photosynthetic fertilizer, 0.3% to 0.5% zinc sulfate, 0.3% to 0.5% borax solution for foliar spray fertilizer, can be extended Leaf functional period, improve photosynthetic performance, correction of fruit tree deficiency. After deciduous fruit trees, they must be poured with frozen water to ensure safe wintering.
YT-H711
YT-H711
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