精细地面灌溉技术体系及其研究的进展

对基于激光控制土地精细平整技术、地面灌溉过程精量控制技术和精细地面灌溉系统设计与评价方法构建的精细地面灌溉技术体系及其研究进展进行综述，探讨了相关发展趋势和研究方向。现有研究成果表明，借助激光控制技术、GPS与GIS技术、计算机模拟技术、自控技术等现代高科技手段对传统地面灌溉技术进行升级改造构建的精细地面灌溉技术体系具有十分鲜明的高科技特征，其推广应用可在明显改善田面微地形条件基础上，提升对地面灌溉过程实时反馈控制的能力，有效改进地面灌溉系统设计和评价方法，大幅提高地面灌溉系统性能，获得显著的节水、增产、环保效果。

Review on advancements of study on precision surface irrigation system

The precision surface irrigation system consists of precision land leveling technology with laser control, methods and equipments used for real time control of irrigation and modern design and evaluation methods for the irrigation system. A review of the state of the art of related technology in this field is presented and the development tendency of further research is investigated. The current findings indicate that the application of laser control technology, GPS and GIS technology, numerical simulation technology and automatic control technology greatly improve the traditional surface irrigation technology and these modern technologies form the precision surface irrigation system. The precision surface irrigation technologies obviously improve the field microtopography condition, enhance the real time feedback control of the irrigation process and effectively improve the design and evaluation method of the irrigation system. The application of this high-tech system can obtain the benefits of water saving, increasing yield and environmental protection.