我国农业用水量统计工作面临的问题及建议

Challenges faced by statistics of agricultural water use in China and advices

农业用水量的统计工作涉及部门较多,用水情况复杂,统计难度较大。当前水资源公报主要采用典型调查或现行灌溉定额与实灌面积数据进行匡算,大部分地区典型调查数量较少且代表性不强,统计精度亟待提高,统计结果难以复核,与2011年水利普查成果存在较大差异,不能有效地支撑最严格水资源管理考核工作,针对农业用水量统计工作面临的问题,提出相应的建议和对策。

Due to the complicated status of water utilization, statistics of agricultural water use face great challenges for it involves a lot of departments and agencies. Precision of statistical data needs to be enhanced since the data collected from most of survey areas are not enough and fail to reflect the actual situation. Currently rough estimation is employed by Water Resources Bulletin, with adoption of typical survey and data of current irrigation quota and real irrigated areas. It is difficult to approve the resuh of statistics, and a big difference exists comparing with census in 2011. In order to provide a solid base for performance evaluation in implementation of stringent water resources management system, measures and suggestions are given for dealing with obstacles with statistics of agricultural water use in China.