古蔺叙永山区高粱生产存在的问题和对策杨乾华，丁国祥高粱是禾本科碳四作物，具有高光效、抗旱、抗寒、耐瘠特点，特别是杂交糯高粱，还具有高产、优质、抗病特性。但目前四川省多数山区还没有发挥杂交高粱在农业生产中的优势和潜力。为此，笔者想结合对古叙山区发展车交... Problems and Countermeasures of Sorghum Production in Gulinxu Yongshan Area Yang Ganhua, Ding Guoxiang Sorghum is a gramineous carbon four crop with the characteristics of high light efficiency, drought resistance, cold resistance and barren resistance, especially the hybrid sorghum, and also has the characteristics of high yield, good quality and disease resistance characteristic. However, at present, most mountainous areas in Sichuan Province have not yet achieved the advantages and potential of hybrid sorghum in agricultural production. To this end, I want to combine the development of the car on the ancient Syracuse cross ...