田间信息的实时采集与数据库更新是精准农业技术体系中急需解决的关键技术之一。

Field information real-time collecting and spatial database update are key techniques to be urgently solved in precise agriculture.

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为了精准农业技术示范试验需要，采用了GPS定位差分系统，以提高GPS系统定位精度。

For the test requirement of precision agriculture, differential systems of GPS position were adopted to increase the position accuracy of GPS system.

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空间插值方法是精准农业技术实现的重要方法，该文对常用于农田环境要素的空间插值方法做了初步研究。

The method of spatial interpolation is an important technology in "Precision Agriculture", this paper do primary research on several common methods of spatial interpolation.

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