The cultivation of summer cucumber by direct seeding has a short production cycle, low cost, and good management can achieve higher yield and quantity. 1. Variety selection: The varieties of Jinchun 4, Jinchun 5, Ningfeng 1 and Jinyan 4 with heat-resistance, disease-resistance, and main-side vine spread were also selected. 2, timely sowing: sowing in late May to mid-June, generally from the beginning of July to the end of August harvest, a time when the spring cucumber market, the market price is higher. Sowing late, the temperature is high and has a great influence on the growth of the plant. Should be clear in time, turned to the sun, per acre base treatment of manure excrement 2500 kg, compound fertilizer 20-30 kg. Leveling the surface, according to a large row of 70 cm, a small row spacing of 55 cm ditch, pouring feet after the bottom hole sowing, hole distance 30 cm, sowing 2-3 per hole, cover soil 0.7 cm thick, cover straw, wheat straw and other things . Immediately after emergence, the cover was removed and the cotyledon stage was supplemented with seedlings. There were two true leaf Dingmiao seedlings, leaving 1 robust seedling per hole. 3, fertilizer and water management: application of human fecal urine during the growth of 2-3 times, combined with 0.2% potassium dihydrogen phosphate solution, 0.5% urea solution, "802" root preserved flower and fruit spray. Watering in case of drought. Watering should be done in the evening, not flooding. In case of rainstorm drainage. 4. Pruning and tying of vines: Take heart at around the 24th of the Lord's vines, remove the vines born from the first to sixth verses of the vines early, and take the vines after the sixth quarter to pick them up at the second leaves. Hold it up early and place it in order to prevent typhoon and heavy rain. The vines should be tied early and tied. 5. Prevention and control of diseases and insects: The main diseases of summer cucumber are downy mildew, epidemic disease and anthrax, and attention is paid to prevention and control. Huang Shougua and other pests are also very harmful. In the seedling stage, we must pay attention to prevention and treatment. We use 25% diuretic powder 500 grams per acre and mix 1500 grams of talcum powder to spray the melon seedling leaves in the morning when the dew is not dry. Spray once every 5-7 days and spray 3 times.
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