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In recent years, farmers in Hebei Village, Dayi Town, Yizheng City have adopted a mode of interplanting lettuce, ginger, watermelon and vegetables. Generally, 2 000 kg of lettuce, 2 000 kg of ginger, 1,500 kg of watermelon, and 500 kg of green vegetables are produced per mu. . Now the planting technology is introduced as follows: 1. The planting method has a net width of 2.7 meters and a groove width of 30 centimeters. The lettuce was transplanted in mid-November and the spacing was 25 cm and 30 cm, and about 9 000 plants were planted per acre. The end of the lettuce harvest in late April of the following year. In early May, two rows of ginger were planted on both sides of the louse, with a spacing of 18 centimeters and 45 centimeters, and about 4,000 plants were planted per acre. At the same time, 1 line of watermelon was planted in the middle of each loquat, and the plant spacing was 55 centimeters. About the strain. In mid-August, vegetables were sown in the released watermelon slices. Second, cultivation points 1. Lettuce selection of high-quality and high-quality sharp-leaf varieties. Combining tillage before transplanting, 2 000 kg of composted manure per acre and 30 kg of high-efficiency BB fertilizer were used as base fertilizer. In mid-October, seedlings were planted in open fields. Planting in mid-November, after planting, pouring enough water. After the live tree, apply 1 diluted water manure. In mid-December, 15 kg of urea was applied per mu, combined with roots in loose soil to keep the seedlings overwinter. The end of harvest was completed in late April of the following year. 2. Ginger uses high yield and quality Shandong Laiwu ginger varieties. During the site preparation, 5 000 kg of composted manure per mu, 30 kg of superphosphate, 10 kg of potassium chloride and 15 kg of urea were used as base fertilizer. In the late April, the hotbeds will germinate, and in early May, they will sow seeds. After the seedlings are applied, 750 kg of diluted manure will be applied per acre. After the length of the stem on the ground, urea per acre 10 to 15 kilograms, promote rhizome enlargement. Harvested when the stems and leaves are dry in late October. 3. Watermelon chooses a good quality Sumei No. 1 watermelon variety. In early April, nutrition pods and covered film seedlings were used. In early May, about 30 days of seedling age, when transplanting, apply base fertilizer before transplanting, and pour enough live water after transplanting. After transplanting for 10 days, 500 kg of diluted manure was poured per acre, which promoted the growth of trees. When the melon seedlings grow 50 centimeters in length, they are manned, crushed and pruned. When watermelons have large eggs, 15-20 kg of urea is applied per acre. Harvested at the end of July. 4. Green vegetables use high yield and high quality varieties such as Yangzhouqing. Watering after sowing, and strive to broadcast all seedlings. During the growth of vegetables, attention should be paid to controlling cabbage caterpillars, fleas, etc. Harvesting ended in late October.