Karst plateau basin peanut and pepper intercropping method

The invention discloses a karst plateau basin peanut and pepper intercropping method. The method comprises the steps of land selection, soil preparation, line spacing setting, planting, field management and control over the peanut and pepper space structure. Holes are dug at the interval of 2-2.5 m in early September in the first year, pepper trees are transplanted, and fertilization, soil filling, treading and watering are performed; soil preparation and plowing are performed at the place which is 30 cm away from the pepper trees in March and April in the second year, and peanut bunch planting is performed. Peanut and pepper intercropping is adopted, water and soil loss is reduced, stony desertification aggravation is prevented, and the problem that water and soil loss is severe in the prior art is effectively solved; azorhizobium on peanut roots has the nitrogen fixation effect and can provide nitrogen for the pepper trees, peanut plants can be prevented from being attacked by diseases and insect pests due