The life span of pear trees is very long. Many old pear gardens have reached the age of more than one hundred years. Because the soil is barren and the management is extensive, the trees are thin and the yield is low. Therefore, the management of soil and fertilizer water needs to be carried out, and the ability to rejuvenate the pear trees.
Pear orchards in the mountains and lakes have a serious loss of water and soil. Terraces, shacks, ravines, water basins, green manures, and flattened tree trays should be constructed so that heavy rain will not flow and water will not come out. Pingyuan pear garden to deepen the hole expansion, joint reuse of basal. Sand should be mixed with silt, silt mixed with sand or application of ash, the whole park deep planer, thicker living soil layer, improve soil fertility, improve root growth conditions. When deep-deep deep-drafting, it is necessary to use as much organic fertilizer, compost and compost as possible, and large-scale green manure to turn the topsoil down and turn the earth and soil upside down. Saline-alkali soil is not suitable for deep plowing and deep plowing. Large green manure and shallow ploughing should be used to deepen the living soil layer year by year. The whole garden of Pushi organic fertilizer, not less than 100 kilograms per plant, but also appropriate application of fast-acting fertilizers at different growth periods.
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