作物需水量计算模型组件研究与应用  

Research on Computing Model Components for Crop Water Requirements and Its Application

作　　者：尚虎君[1] 马孝义[1] 高建恩[1,2] 汪志农[1] 赵西宁[1,2] 

机构地区：[1]西北农林科技大学旱区农业水土工程教育部重点实验室 [2]中国科学院水利部水土保持研究所

出　　处：《节水灌溉》2011年第8期66-72,共7页Water Saving Irrigation

基　　金：国家科技重大专项项目(2009ZX07212-002-003-002-002);"十一五"支撑计划项目(2006BAD11B04);国家科技基础性工作专项项目(2006FY210300)资助

摘　　要：作物需水量的计算在农业用水、水资源与环境评价、作物生长模拟等方面的研究应用有着重要作用,国内外已形成了众多的研究成果与计算方法。通过对目前比较成熟的作物需量计算方法进行收集和筛选,在不同计算模型的特点和适应性分析基础上,对模型进行分类和归集,采用COM技术研究建立了通用性强、应用面广、内容齐全的计算模型组件。模型组件包含ET0计算模型20余个,以及作物系数等计算方法,既可以作为作物需水量计算和研究的工具,也可以作为研发相关系统软件的部件,为其提供中间支持。作物需水量计算组件的实现对促进农业用水软件资源共享,增强农业水资源现代化管理有较高的实用价值。Computing crop water requirements play an important role in the research and application fields,such as agricultural water use,water resources,environmental assessment and crop growth simulation.A lot of research results and calculation methods have been made in the world.Based on the characteristics and adaptability analysis,the mature computing methods for crop water requirements have been collected and screened.COM technology is used to develop a kind of widely used model components.The components contain more than 20 computing models for the Reference Crop Evapotranspiration and the crop coefficient methods,etc.It can be used as calculations and research tool for crop water requirements as well as software components for research and development of relevant system software through providing middle technical support.The component realization for computing crop water requirements has high practical value to promote agricultural water use software sharing and improve the modern management of agricultural water resource.

关 键 词：作物需水量 参考作物蒸发蒸腾量(ET0) 作物系数 组件对象(COM) 对象接口 

分 类 号：S274[农业科学—农业水土工程] TP319[农业科学—农业工程]