Winter jujube sprout management

First, pruning: Through pruning, reasonable tree structure. According to the growth characteristics of winter jujube, combined with the requirement of light, under the condition of ensuring sufficient lighting, the use of space and use of light energy are made to the greatest extent possible. Recommended tree shape: small crown sparsely layered, tree height 2.5 to 3 meters, dry height 60 to 80 centimeters, main branch 6 to 7, arranged in three layers, interval 80 to 100 centimeters, upper 60 to 80 centimeters, Branch spacing 40 to 60 cm; branch number: 6 to 7 main branches, 7 to 14 lateral branches, 120 to 140 second branches, 500 to 800 dates, and 1500 to 2400 dates; Quantity: 600 to 800 main branches, 800 to 1500 lateral branches, 4000 to 6,000 secondary branches, 16,000 to 24,000 jujube stocks, 48,000 to 72,000 jujube hangings, 7.2 to 108,000 fruiting quantities, and an average of 1,000 to 1,000 mu 1500 kg.

Second, clean the date garden: Clear garden is one of the important links in the management of winter date garden, it can greatly reduce the number of pests and diseases, reduce the occurrence of pests and diseases, for the healthy cultivation of winter jujube has an important role. The Qingyuan Garden must be clean and thorough. First, the clear body of the residual body should be cleared of dead branches, fallen leaves, diseases, insects, weeds, etc. around the winter date garden and date garden, buried or destroyed, and reduce the number of pests and diseases. The second is to clear the living garden, that is, scrape off the old skin on the branches, cut off pests and branches, picking up debris, to collect the burned; third is the drug clear garden, on the basis of doing the above work, the whole garden spray once Sterilize pesticides to kill remaining pests and diseases. In order to improve the nutrient level of the tree, plant cell membrane stabilizers should be added when spraying.

Third, loose soil protection: After fertilization, timely loose soil, the soil surface leveling fine, to prevent evaporation of soil moisture, so that the soil under the concrete, the ground flat and clean, ensure that the early spring jujube tree roots normal growth and development. For jujube gardens that have not been irrigated during the winter season, they should be well-adjusted and watered to prevent water flooding. In combination with soil conservation, the earthworms and earthworms are well-adjusted, and the phoxim particles or other insecticides are applied underground, and then they are covered with plastic film to create environmental conditions that are not conducive to the occurrence of diseases and insect pests.

Fourth, the repair of a mouth: For excessive armor or nailworm damage, has not yet fully healed, must use the spring time to repair. One is to remove the hidden nail beetle in the mouth; the second is to clean up the dead and injured tissue at the mouth; the third is to use a plastic film to bind the mouth tightly.

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