固原地区历属冬、春油菜生产发展的适宜种植区 ,但由于长期以来受传统种植习惯及以粮为主的影响 ,当地广大农民很少种植油菜。究其原因 :一是当地没有优质高产油菜种子及良种来源 ;二是在油菜良种的引进、繁育和示范推广方面缺乏应有的科技和行政工作力度 ;三是墨守成规 ,难以 The Guyuan region is a suitable planting area for the development of winter and spring rape production. However, due to the long-term traditional planting habits and the predominant influence of grain, the majority of local peasants rarely planted rape. The reason: First, there is no high-quality local high-yield rapeseed seeds and seeds; Second, the introduction of rapeseed varieties, breeding and demonstration of the lack of due scientific and administrative efforts; Third, stick to conventions, difficult