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机构地区:[1]中国农业科学院农业环境与可持续发展研究所,北京100081 [2]河南商丘农科院,商丘476000
出 处:《农业工程学报》2013年第5期117-124,共8页Transactions of the Chinese Society of Agricultural Engineering
基 金:农业部公益性行业科研专项(200903010);'十二五'国家科技支撑计划(2011BAD32B03);中央级公益性科研院所基本科研业务费(BSRF201302)
摘 要:为提高小麦生产调控管理水平,该文设计并实现了基于物联网技术的小麦苗情远程诊断管理系统。系统采用浏览器/服务器模式(Browser/Server),通过远程监控节点(站点)动态数据计算,并进一步融合小麦生理生态特性和作物气象灾害指标分析,可对小麦生产过程和主要气象灾害进行精准监测、快速诊断,做出综合分析结果和生产管理调优方案,并以文字描述、现场图片与视频、数据表格多种方式输出,用户可通过LED电子显示屏、计算机及智能移动终端等多种设备,便捷快速获得多源数据资源共享和决策支持服务。该系统目前已经在中国主要小麦产区陆续开展示范应用,结果表明在提高小麦苗情的精准监测和智能管理等方面,具有较好的应用前景。Wheat is one of the most important grain crops in China. Its long growth cycle and wide distribution makes it easily susceptible to a variety of stresses and disasters. In order to promote the management and control capability of wheat production through strengthening diagnosis and prediction of wheat growth status, a remote monitoring and diagnosis system was designed and realized based on the Internet of Things (IOT).On the basis of the accumulated results of early period research and layout both in software and hardware, the crucial data (including HD image and video) related to wheat growth and meteorological disasters were acquired quickly and steadily by technical integration of heterogeneous networks, such as wireless sensor network (ZigBee) and LAN (Wi-Fi), mobile communication (GPRS/3G), Internet or VPN, etc. Simultaneously on the server side, the system can provide decision supporting services for making a final intelligent diagnosis of wheat growth status and disasters with a combination of network database, statistical algorithm, computer control and inference engine etc., according to the monitoring data and characteristics of the crops and meteorological condition.The monitoring system was developed under the construction of Browser/Server mode with C# language on .NET, and further designed with a 3-tier application framework, which included data layer, data access layer, logic layer and the presentation layer respectively for data acquisition, data process, and data storage. By such optimal methods, advantages of the system are ensured in keeping excellent object-oriented functions, better compatibility and suitable systematic standardization in follow-up development.The system consists of six modules individually designed for data acquisition, knowledge specification and normalization, intelligent diagnosis and analysis, user management, assistant help for system management and application. These modules are mainly responsible for receiving dynamic data from remote sites, knowl
关 键 词:管理信息系统 决策支持系统 无线传感器网络 远程诊断 物联网 小麦苗情
分 类 号:S126[农业科学—农业基础科学] TP31[自动化与计算机技术—计算机软件与理论]
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