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1. Topdressing under the tree. In early September, a quick-acting phosphorus-potassium fertilizer was applied to late-maturing varieties such as Red Fuji, 50-75 kg per acre, and multi-point acupoint fertilization method was used to timely watering after fertilization.
2. Spray fertilizer on the tree. In September, the late-maturing varieties such as Red Fuji were sprayed once every 10 to 15 days on a tree with 300 times of potassium dihydrogen phosphate solution, and sprayed three times to promote fruit coloration and improve fruit quality. After harvesting the fruit, spray 200 times of urea, 200 times of potassium dihydrogen phosphate solution, and spray 2 to 3 times, each interval of 5 to 7 days. According to the "Rural Taobao Guide", spraying the fruit of the fruit can make the handle of the fruit thicker, smooth water and nutrient transport, improve nutrient flow, promote fruit development and expansion, do not stimulate cells, non-toxic, no adverse reactions after use, Successfully replaced pesticide bulking agents and hormones.
3. Autumn Shi base fertilizer. In the autumn, the base of the roots is healed quickly, and the new roots can be quickly germinated, which is beneficial to the roots to absorb nutrients and improve the utilization rate of fertilizers. It is necessary to change the habit of applying base fertilizer in winter and spring, and advocate the application of base fertilizer in early autumn. From the end of August to the end of September, it is the best time for the autumn fertilizer, and the late-maturing varieties such as Red Fuji are harvested before harvest. Apply 3 to 5 cubic meters of decomposed organic fertilizer (chicken manure, livestock manure, ring manure, etc.) per mu, and apply quick-acting fertilizer at the same time, the dosage should account for more than 60% of the annual fertilization amount.
2. Spray fertilizer on the tree. In September, the late-maturing varieties such as Red Fuji were sprayed once every 10 to 15 days on a tree with 300 times of potassium dihydrogen phosphate solution, and sprayed three times to promote fruit coloration and improve fruit quality. After harvesting the fruit, spray 200 times of urea, 200 times of potassium dihydrogen phosphate solution, and spray 2 to 3 times, each interval of 5 to 7 days. According to the "Rural Taobao Guide", spraying the fruit of the fruit can make the handle of the fruit thicker, smooth water and nutrient transport, improve nutrient flow, promote fruit development and expansion, do not stimulate cells, non-toxic, no adverse reactions after use, Successfully replaced pesticide bulking agents and hormones.
3. Autumn Shi base fertilizer. In the autumn, the base of the roots is healed quickly, and the new roots can be quickly germinated, which is beneficial to the roots to absorb nutrients and improve the utilization rate of fertilizers. It is necessary to change the habit of applying base fertilizer in winter and spring, and advocate the application of base fertilizer in early autumn. From the end of August to the end of September, it is the best time for the autumn fertilizer, and the late-maturing varieties such as Red Fuji are harvested before harvest. Apply 3 to 5 cubic meters of decomposed organic fertilizer (chicken manure, livestock manure, ring manure, etc.) per mu, and apply quick-acting fertilizer at the same time, the dosage should account for more than 60% of the annual fertilization amount.
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