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Sowing seedlings According to the production practices in recent years, suitable sowing dates for autumn squash are from mid-July to early August. Pumpkin seeds are first soaked in hot water at 50°C for 10 minutes, then soaked in warm water for 8 hours, and exposed to whiteness in an environment of 26°C to 30°C. The nursery is best to use nutrient pods, sowing each seed with germinating and whitening seeds. The radicles cover down 1~1.5 cm thick fine soil, and sow 50% carbendazim 1500 times to sow the seedbed after sowing. 1st layer of straw or weeds. When 1/3 of seedlings are to emerge, remove the cover. Age 15 to 17 days later. It can also be broadcast live, without soaking.
Prior to site preparation and planting of cultivated land, 25,000 kilograms of farmyard manure was applied per 667 square meters, 25 kilograms of potassium sulfate compound fertilizer, and 20 kilograms of potassium sulfate. Then ridging, ridge width 80 cm (including ditch), ridge height 12 to 15 cm, made turtle shape. One row was planted on a ridge, spacing 2.5 to 3 meters, spacing 0.5 meters. Colonization should be carried out after 5 pm or on cloudy days. Pour water once after planting or direct seeding to facilitate seedling emergence or emergence.
Field management artificial pollination method is to pick a male flower that is opening, remove the petals directly on the female flowers, so that the pollen falls on the female stigma on its own; or remove the stamens of the petals, gently on the stigma of the female styling, this can also be achieved The purpose of artificial pollination. In addition, when the squash grows 3 to 4 true leaves, 2500-fold dilutions of ethephon are used to promote early opening of the female flowers of the melon seedlings and the early growth of the young melons. Fertilizer management can be top dressing after sitting in the second melon based on the growth of melon vines.
Pest control The main pests of autumn squash include aphids, thrips, melons, and leaf miners. When aphids, thrips, and leafhoppers occur, they can be treated with 10% of the heroin, 2000 times of the liquid, or 2000 times of the poisonous medlar. For the leaf miner flies can be used to control 10% lanthanum amine 1000 times. For each 667 square meters of guarana with 5% fipronil 20 ml water 25 kg spray control. Virus disease can be sterilized 800 to 1000 times plus 20% of the virus A 300 times the liquid control.
Autumn pumpkin planting technology
Select varieties should choose good quality, good taste varieties, such as: Mimoto pumpkin and the introduction of Japan's Li Ziman and other varieties. You can also choose a better local variety.