First, timely shed Generally in the middle and late October began to buckle shed, so that the humidity within the greenhouse is controlled at 0-9 °C, warming to mid-December is appropriate, the temperature is maintained at 10-28 °C, humidity 50-70%. Second, scientific fertilization 1, after the greenhouse warming in the late March in the application of organic manure chicken manure, sheep manure mixed fertilizer 5 acres per mu, while mu application 100 kg of potassium sulfate compound fertilizer, fertilization depth of 15-20 cm. 2. Topdressing nitrogen fertilizer 20-30 kg/mu in the early stage of growth, and topdressing phosphorus and potash fertilizers in the later stage of growth. 3, outside the root catch fertilizer to add calcium, phosphorus, iron, zinc fertilizer and so on. 4. Irrigation: Master the principle of “with drought and irrigationâ€. With drip irrigation, germinating water, young fruit water, and dormant water must be promptly filled. Third, reasonable trim 1. Pruning of the first year's growing season The use of oblique "Feng" shaped plastic trimming color technology. When the height of the tree reaches the line spacing (1.8 meters), it is about 45 degrees to the ground directly from the surface to the south, and it is fixed with a rope. When the branches sprouting on the back of the trunk reach about 20 centimeters, they are leveled on both sides so that the tree branches are distributed in "Feng" shape. After the end of July, the branches are no longer topping. 2. Pruning after flowering and fruit harvesting It is necessary to eliminate the empty branches without fruitfulness, and then erase the branches of the new students who grew too busy, and the shade branches that affect the coloring of the fruits. 3, pruning after fruit picking Remove or retract large branch groups with similar trunk thickness and branch weight, and eliminate dense branches, lower branches, and invalid branches that have resulted. IV. Management after the flowering result is entered into the fruit 1, auxiliary pollination, improve the fruit setting rate Bees are pollinated during flowering and two boxes of bees per shed. Artificial pollination with a pollinator. 2, thinning fruit After physiological fruiting is over, it is necessary to thin the fruit and leave 40-50 good fruits per plant. V. Scientifically Preventing Pests and Diseases The disease is mainly prevention. Before the germination, the whole tree is sprayed with 3 degrees lime sulfur. The other bactericides are used once every half month, and they are used to prevent and treat diseases 2-3 times. Insect pests see insect drugs, no insects do not have drugs.
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