1, species selection. The local farmers have reduced their heads and have reduced the No.1 variety.
2, nurture strong seedlings. The end of September sowing in early October, about 0.4 kg per mu. Before transplanting, it is necessary to carry out the "field with fertilizer, medicine, and soil."
3, Shizu base fertilizer. Before ploughing, 2000 to 2500 kg of organic fertilizer was applied per acre, and 30 kg of compound fertilizer was planted in Mu during site preparation.
4, rational dense planting. Generally in mid-November, seedlings can be transplanted in about 35 days, and about 10,000 plants are planted per acre.
5, a reasonable fertilization. On the basis of applying basal fertilizer, top dressing is usually done four times. Miao Fei was applied after planting, and 4 kg of urea was used. In late January, 25 million kg of ammonium bicarbonate and 20 kg of superphosphate plus 5 kg of potassium chloride were used. In late February, heavy fertilizer was applied, 25 kg of urea and 12 kg of potassium chloride were used. After a week, depending on the growth of the field, the appropriate amount of supplemental application promotes balanced growth.
6, water management. In winter and spring, the ditches should be cleared in time to prevent the accumulation of water in the field, reduce the humidity in the field, and prevent the root from waterlogging and cause diseases.
7, pest control. The main defense against viral diseases, black spot disease, white rust and other locusts. Ning Nanmycin, chlorothalonil, amphetamine, etc. may be used as the agent. In general, 1 to 3 days before planting, we use fine isopropylamine to control weeds.
8, timely harvest. It is generally harvested around April 15 in the coming year.
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