First, the selection of green radish varieties can be selected Lu carrot 1, green crisp, green crisp; heart radish optional Lu radish No. 6; red radish optional Lu radish No. 3, Da Hong Pao, Xue Cheng Changhong. Second, timely sowing autumn radish sown early plant diseases and insect pests are serious, sowing late yield decline, generally before and after the beginning of autumn sowing. Third, the fertilization ridging selection of drainage and irrigation convenient, loose and fertile plots, Mushi maturity of organic fertilizer 3000 to 5000 kg, 200 kg of plant ash, after fertilization, the land will be turned upside down, do ridges by 60 centimeters, each ridge sowing Two rows, 15 to 20 centimeters apart, covered with earth after sowing. Fourth, field management 1. And time seedlings, Dingmiao. Seedlings grow until the cotyledons fully develop. The first thinning occurs. When they grow to three true leaves, the second thinning occurs. When they grow to four true leaves, the last thinning is performed, and then the seedlings can be set. The planting density is 800 plants per acre, and the planting density of large plants can be appropriately diluted. 2. Watering. The leaf grows in the dry season and generally does not water or water. After entering the flood season, sufficient water should be supplied and watering should be stopped one week before harvest. In the rainy season, attention should be paid to timely drainage. 3. Fertilization. After the first seedlings, the topdressing fertilizer was applied for 10 to 15 kg of ammonium sulphate and for the second time in the rosette stage, and 10 to 15 kg of ternary compound fertilizer was applied in the Mushi. During the peak period of root growth, three-component compound fertilizer should be applied to prevent premature aging of leaves and promote the growth of fleshy roots. In addition, a 0.3% borax solution should be sprayed on the foliage during the root enlargement to promote its growth. V. Pest Control From the seedling stage, 40% Dimethoate 800-1000 times, 20% Methomyl 1500-2000 Diluent, and 2.5% Triammonium Emulsion 3,000 times are sprayed to prevent aphid and yellow stripe fleas. Cabbage and other insects. In the later period, 75% chlorothalonil 600 times solution or 65% dexamethasone 500 times solution is sprayed to prevent downy mildew; 50% dexamethasone 800 times solution, 47% garenone 500 times solution or 50% can be killed 500 times liquid spray to prevent soft rot.
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