西北旱区雨养农业可持续发展研究

The Sustainable Development of Rain-Fed Agriculture in Arid Northwest China

摘要: 西北旱区地理空间广袤，生态环境独特，农牧业发展相对滞后，积极发展雨养农业不仅有利于水资源高效利用，同时对保障区域粮食安全和生态安全具有重要意义。在农业可持续发展的战略思路和水资源可持续利用的现实需求下，西北雨养农业成为农业发展的主体和方向。本文系统阐述了西北旱区发展雨养农业的重要意义，雨养农业节水技术发展现状与趋势，分析了雨养农业发展存在的突出问题，并提出相应的保障措施，以期为西北旱区雨养农业可持续发展提供有关理论基础和决策依据。

Abstract: Rain-fed agriculture of northwest region is the main direction of agricultural development. The sustainable development of rain-fed agriculture is very significant for indemnity of food security and ecological security in China, as the northwest region has the vast geographic space and unique ecological type. In the background and demand of the sustainable development and efficient use of water resources in China, the development of rain-fed agricultural is becoming an important issue currently. This paper elaborates the significance and characteristics of the rain-fed agriculture development, and development current situation and trends; the facing situations and challenges have been put forward; the appropriate technical measures and proposed countermeasures for rain-fed agriculture sustainable development have been analyzed. It would be the foundation for the policy decision in the future.