淤地坝,是黄土丘陵沟壑区人民创造的一种有救的水土保持措施。榆林专区截止1963年9月底止,已淤出坝地6万余亩,耕种4.2万亩,利用率达60%,在防洪、拦泥及农业生产中起到了很大作用。目前,群众已经掌握了打坝的一般技术,很多沟道已形成坝系,但是如何处理防洪、拦泥、生产三者的相互矛盾;防洪标准应该多大;坝系应该如何规划布设;如何保证坝地安 Warming dam, is the loess hilly and gully area to create a kind of save water and soil conservation measures. As of the end of September 1963, Yulin Prefecture had silted up more than 60,000 mu of dams and cultivated 42,000 mu with a utilization rate of 60%, playing a significant role in flood control, silt trapping and agricultural production. At present, the masses have mastered the general technique of damming and many channels have formed dam systems. However, how to deal with the contradictions between flood control, sludge blocking and production, how large the flood control standards should be, how to plan the dam system, Earth