针对南方旱作农业无灌溉条件，夏、秋干旱突出等特点，利用分带间作套种及高秆与矮秆作物之间的套作技术，选用小麦、蔬菜、玉米、甘薯、辣椒等不同熟期的粮食与经济作物，实行育苗与栽培分段实施办法，较好的错开了五季作物之间的共生期。充分利用了土地资源和光能资源，促进 In view of the characteristics of non-irrigated agriculture in dry farming in South China and prominent drought in summer and autumn, inter-cropping intercropping and intercropping techniques between high-stalk and short-stalked crops were used. Different maturing periods including wheat, vegetable, corn, sweet potato, Of the food and economic crops, the implementation of seedling and cultivation sub-implementation measures, better staggered the symbiotic period between the five seasons crops. Make full use of land resources and light energy resources to promote