1. Chestnut pumpkin planting time varies with the region and planting method, and its planting time will also vary. The north generally chooses to plant in spring from March to April, while the temperature in the south rises faster, so it is generally from February to March Planting. Guangxi, Yunnan and other regions can be sown from early December to late January. Greenhouse cultivation time is relatively wide, at the earliest in mid-February and at the latest in late June.
2. Seed selection and germination first need to be selected before planting. At present, there are many chestnut pumpkin seeds on the market, and farmers can purchase according to their needs. Before sowing, proper germination is required to promote the germination of the seeds as soon as possible. Soak them in warm water at about 50°C for sterilization and disinfection. They can also be soaked in clean water for 36 hours. After it has absorbed enough water, place it on a damp damp cloth, or place it in a thermostat to germinate. Generally, you can see the seeds showing white heads in about two days, and then you can sow.
3. When sowing seedlings, pay attention to keeping the seedling bed moist. During the period, proper water spray is needed. Generally, the seedlings will germinate in about a week, and they can be transplanted when they grow to 4 true leaves. One week before transplanting, you need to control watering to achieve the effect of refining seedlings, watering once a day within three days of planting, it is best to choose watering in the morning, and check seedlings to supplement seedlings. After planting, apply thin urea once a week, and apply phosphorus and potassium fertilizer in time after entering the extension period.
4. Field management The growth of main vines requires hanging vines, removing excess branches, reducing unnecessary nutrient consumption, and increasing permeability. After entering the flowering and fruiting period, artificial pollination should be carried out. Generally, two pumpkins are kept on one main vine, so as to ensure sufficient supply of pumpkin nutrients. Fertilize twice during the fruit setting of the pumpkin, once after the first fruit is set, apply about 50 kg of cake fertilizer per mu, and after the second fertilizer, after the second fruit set, apply 30 kg of compound fertilizer per mu.
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