通过对榆阳区丘陵沟壑山区单家独户细碎耕地上种植农作物现状调查,有针对性地进行科学规划、合理布局,探索出一条山区农作物合理布局与轮作倒茬良性循环的集约化种植模式。 By investigating the present situation of planting crops on single fine single-family farmland in hills and hills of Yuyang District, scientific planning and reasonable layout were conducted in a targeted way to explore an intensified planting pattern of a reasonable circulation of crops and the rotation cycle of crop rotation in mountainous areas.