【摘要】 坡耕地是丘陵山区群众赖以生存发展的生产用地,是在落后的生产条件下人口与资源矛盾冲突中出现的产物。由于不合理开发利用乃至超强度掠夺式开垦,已使其成为水土流失的主要策源地。若不采取必要的应对措施,不仅会加剧当地的贫困程度,而且制约经济社会的可持续发展。在调查了解全国各地坡耕地现状和坡耕地治理状况的基础上,分析坡改梯工程在丘陵山区水土保持生态环境建设及农业经济发展中的地位与作用,并提出加强坡耕地利用问题研究和加大投入力度的建议,以期加快全国坡耕地综合治理步伐,促进我国经济的可持续发展。更多还原

【Abstract】 The slope farmland as an important farmland type in the hilly and mountainous area is the contradiction outcome of population and resource.Due to unreasonable utilization and reclamation for long time,slope farmland has been the main source of soil and water losses.It not only exacerbates the poverty level,but also restricts the sustainable development of economy and society.It is necessary to take practical measures to control this phenomenon.By investigating the status of slope farmland in China,the position and function of terracing project in environment construction and agriculture economic development were analyzed.In order to accelerate comprehensive management pace of slope farmland and promote economy sustainable development,the authors brought about a set of scientific suggestions on slope farmland utilization and expanding investment.更多还原