Drying Center

Agricultural machinery operation trajectory data was collected in real-time by Beidou terminals from 2022 to 2024, transmitted via mobile communication networks to the IoT platforms of agricultural machinery manufacturers; precipitation data originated from observational records at meteorological stations in China's major wheat-producing regions; grain production data was obtained through online platform collection and field surveys; agricultural machinery equipment subsidy data primarily came from local agricultural machinery purchase subsidy management systems and policy documents published on government official websites.

农业机械作业轨迹数据于2022年至2024年间由北斗终端（Beidou terminal）实时采集，经移动通信网络传输至农业机械制造商的物联网（IoT）平台；降水数据源自中国小麦主产区气象站的观测记录；粮食产量数据通过线上平台采集与实地调研获取；农机装备补贴数据主要来源于地方农机购置补贴管理系统及政府官方网站发布的政策文件。