How to manage planting cucumbers in autumn?

How to manage planting cucumbers in autumn? Please introduce the main management of autumn cucumber for reference in the following aspects: 1. Scientific operation of fertilizer and water. After root melon harvest, combined with watering, topdressing 1 time at the right time. After the autumn cucumber enters the peak period, it is generally watered every 3-4 days. Small water should be watered frequently to avoid flooding. In this way, it can not only achieve no drought, no waterlogging, less diseases and insect pests, but also cool down and improve the microclimate in the field. Usually every time the water is watered, the fertilizer is applied once. Urea 15-20 kg per mu, properly combined with available phosphorus and potash fertilizer. In case of rainstorm, pay attention to drainage and water it in time after the rainstorm. After each heavy rain, combine with weeding and shallow ploughing once. After entering the peak melon period, no longer ploughing and weeding. It is usually harvested once a day or two. 2. Guard against cold and keep warm. September is in the "White Dew" and "the Autumn Equinox" solar terms, the weather changes from hot to cool, and the temperature drops greatly at night, so it is necessary to keep warm and prevent cold. In early September, when autumn cucumbers were still in their peak period, several rows of wind barriers were erected in the cucumber fields and enclosures were erected on the north and west sides to reduce the attack of strong winds and prevent premature senescence of plants. At the same time, spraying 0.5% potassium dihydrogen phosphate foliar fertilizer solution can prolong the harvest period and increase the yield in the later stage. In the middle and late September, the autumn cucumber entered the late fruiting stage, and the watering times decreased accordingly. 3. timely prevention and control of diseases and insect pests. Cucumber downy mildew can be controlled with 58% metalaxyl manganese zinc 500 times, DuPont Kelu 600 times, 64% alum 800 times, 75% chlorothalonil spray. The main pests are greenhouse whitefly, aphids, Liriomyza huidobrensis, tea yellow mite and so on. Aktai 5000 times solution plus kungfu boy EC 20003000 times can be used to spray. Spraying once every 7 days can achieve the control effect. Click to get more cucumber planting techniques click to get more vegetable planting techniques