As the saying goes: the first radish, second volt mustard, the beginning of autumn cabbage. At present, it is time to plant the autumn cabbage, and it is timely to plant a good autumn cabbage to ensure high quality and high yield. The following is a brief introduction of the cultivation techniques of Qiubai cabbage: Generally, high-quality, late-maturing and medium-maturing varieties were selected for plots with good fertilizer and water conditions, and short, early-maturing varieties were selected for plots with poor fertilizer and water conditions. Fertilization site preparation Land preparation should be fine, combined with site preparation, 5000 kg of high-quality farmyard fertilizer per acre, 20 kg of diammonium or 50 kg of superphosphate, 25 kg of potassium sulfate or 30 kg of ternary compound fertilizer. After the completion of the site preparation, the ridge width is 30 cm, the width of the groove is 30 cm, and the height is 15 cm. Suitable sowing The sowing period of autumn Chinese cabbage is generally 1-2 days before and after the "Early Autumn", that is, on August 8th, the premature disease is heavier, and the yield is reduced later. On the ridge, the planting distance is 35 centimeters from the planting distance (without seedlings in the live broadcast). Field management 1. Seedling period management: After sowing, it is poured into water. After the seedlings are seeded and the weather conditions, they are watered in time to prevent the high temperature and drought from affecting the growth of the seedlings. Cultivate after watering or after rain. 2. Rosette period management: Mushi 10 kg urea, timely watering after fertilization, after the master see see dry see wet principles. 3. The ball period management: Mu topdressing 15 kg of urea, pouring water every 5-6 days, always keep the soil moist, even water supply. Stop watering 8 days before harvesting to avoid excessive moisture in the ball and cause rot. Pest control Disease prevention and control of Chinese cabbage: Use virus No. 1 oil emulsion to control virus disease 500 times; use 40% 300mg of alfa phosphate to control downy mildew; use 150ppm of agricultural streptomycin to control soft rot; spray 0.7% sulfuric acid Manganese prevents dry heart disease in Chinese cabbage. Control of cabbage pests: use 90% trichlorfon 100 times to prevent and control fleas; use 10% imidacloprid 1500 times to control aphids; use BT emulsion to prevent cabbage worms. Tattoo Nitrile Gloves,Disposable Nitrile Gloves,Powder Free Cheap Glove,Blue Disposable Nitrile Gloves Puyang Linshi Medical Supplies Co., Ltd. , https://www.linshimedical.com
How to cultivate high yield of autumn cabbage
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