| 基于GIS的烟草精准施肥配方系统研究 |
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| 作者单位： | 信息工程大学测绘学院 |
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| 摘 要： | 提出了基于G IS的烟草精准施肥配方系统框架与实现方法,分析阐述了各个功能模块。建立了平顶山烟区生态环境空间数据库、精准施肥配方模型,并通过实验和专家经验建立了模型参数以及参数修正的专家模型。详细阐述了气象与土壤样点数据的处理和施肥模型中参数确定两个关键技术。系统在平顶山烟区指导烟草生产中取得了良好的效果。
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| 关 键 词： | GIS 烟草 施肥配方系统 模型 |
Tobacco Precision Fertilization Formula Information System Based on GIS |
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| Authors: | CHEN Wei-qiang HUA Yi-xing ZHANG Shi-quan |
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| Abstract: | We put forward a framework of tobacco precision fertilization formula information system,analyzed the function of every system model,established the spatial database of Pingdingshan tobacco-growing area and the model of precision fertilization formula by experiments and experience of experts,took about two key technologies of spatial data analysis and the parameter determining.Good results were achieved when the system was applied to Pingdingshan tobacco growth. |
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| Keywords: | GIS tobacco fertilization formula information system model |
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