Abstract: In view of the development, changes and problems of melon-cotton interplanting production in Yicheng city, the research, summary, demonstration and popularization of economical and eco-efficient cultivation techniques of melon-cottoninterplanting were carried out. By optimizing the regional planting structure, changing the seedling raising mode of watermelon, improving the mechanization of melon interplanting cotton production, increasing the application of organic fertilizer, simplifying the field management links of watermelon and cotton, the light, simple and efficient planting of melon-cottoninterplanting production in Yicheng city was realized.

Key words: melon-cotton intercropping, light and simple, efficient planting, Yicheng city