Efficient cultivation of cucumber, rice and spinach in greenhouse

In recent years, Beigou Town of Xinyi City has vigorously promoted the high-efficiency planting mode of cucumber, rice and spinach in early spring greenhouses, yielding 3500~4000 kg cucumber, 600 kg rice and 1500 kg spinach per mu, with an annual net income of 7000~8000 yuan per mu. Cucumber is selected to be planted on sandy loam paddy fields with fertile soil and good drainage and irrigation conditions. Choose high-yield, high-quality, cold-resistant Changchun honey thorn, green king and other varieties. According to the shape of the field, a large arch shed of 0.4~0.5 mu will be built in early February. 2500 kg composted soil fertilizer, 50 kg compound fertilizer and 15 kg urea are applied per mu as base fertilizer. Nursery in mid-February and transplanting in early March. 20 days before planting, the shed is buckled, and large and small rows are adopted for cultivation. The large row spacing is 70 cm, the small row spacing is 50 cm, the plant spacing is 25 cm, and 4500 plants are planted per mu. Cover plastic film after planting, and conduct heat preservation and ventilation management according to climatic conditions. In May, the film was removed and put into open air management. Pay attention to the control of cucumber downy mildew and gray mold. Harvest ends around June 20. Rice varieties with high yield and disease resistance such as Xudao 3, Xudao 4 and Yanjing 8 were selected. Imidacloprid or 100 grams of pesticide seed soaking before sowing. Dry seedling technology of fertilizer bed is adopted. Grain falls around May 5. Pay attention to cultivating strong seedlings to prevent vigorous growth. After planting at the end of June, 25,000 ~ 28,000 holes were planted per mu, and population quality cultivation techniques were adopted during the whole growth period. Pay attention to the control of rice stripe disease, rice blast, rice leaf roller and other pests. Harvest at the end of October. Spinach selection drought-resistant, cold-resistant, fast-growing varieties of high-yield tip leaves, such as Shuangcheng tip leaves, Qingdao spinach, etc. Seed quantity 5~6 kg per calculation, about 15 days before rice harvest, sprinkle rice in rice fields, pay attention to waterproof and heat preservation. After rice harvest, apply 2000 kg of soil fertilizer per mu to cover spinach seedlings. 20~30 days before harvest, urea topdressing, proper watering, heat preservation with small arch shed. New Year's Day before and after the batch listing, the end of January harvest.