| Economical agricultural water consumption research has become important content of optimizing allocation of regional water resources and scientific management.On the basis of analyzing the concept and connotation of economical agricultural water consumption, decision-making levels of economical agricultural water consumption is put forward, they are macro decision-making, middle decision-making and micro decision-making.And the structure and function of decision support system of economical agricultural water consumption are emphatically elaborated, including seven functions: data management, inquiry service, analysis and statistics, model management, decision support, strategy evaluation and system help.It also designs the data base and model base and investigates the approach to establish the system. |