现代化节水型生态灌区的建设和管理是一个涉及多层面的、庞大的系统,其主要内容包括:一是工程设计节水化。在灌溉工程设计过程中要始终贯彻节水理念,因地制宜采取节水措施。二是节水措施集成化。要实现工程节水、农艺节水、生物节水、政策节水措施的集成和在灌区的综合运用,才 The construction and management of a modern water-saving ecological irrigated area is a multi-level and huge system. Its main contents include: First, water conservancy engineering design. In the irrigation project design process should always implement the concept of water-saving, according to local conditions to take water-saving measures. Second, water-saving measures integrated. To achieve water-saving projects, water-saving agriculture, biological water-saving, the integration of policy-saving measures and the integrated use of irrigation areas before