First, fertilize and water
1. Fertilizer type: nitrogen fertilizer, phosphate fertilizer
2, the amount of fertilization: every production of 100 kg of fruit need pure nitrogen 0.4-0.5 kg, pure phosphorus 0.8-1.0 kg or 1.2-1.5 kg
3, method: based on acupoints
4, watering: pouring enough germination water
Second, the Spring pruning: For the results of the tree, to make a good cut before the flowering, budding before the budding
3. Prevention and control of pests: mainly control powdery mildew, rot, kill overwintering eggs such as spider mites and scale insects, leaf worms, etc. The main pharmaceutical agents are lime sulfur and phosphorus
IV. Prevention of Harsh Harm: Sticking to the policy of “preferring non-frozen for ten years but not preventing one yearâ€
1. Main measures: Apply base fertilizer at the end of September of last year, pouring enough frozen water, and top dressing in March of next year, pouring enough germinating water to enhance tree resistance.
2. Emergency measures: If there is a forecast of late frost, spray the water on the tree with fruit trees and smoke or spray the antifreeze on the orchard.
3. Remedial measures: 1 Spray pollen 2116 or saline 0.5-1% 2 before 10:00 am on the day of freezing for artificial pollination or liquid pollination. The amount of mu for liquid pollination: 10 grams of pollen, 30 pounds of water, 8 parts of urea, 6 parts of borax, and 0.5 kilogram of white granulated sugar mixed well within 1 hour.
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