To develop precision agriculture in China, research needs to focused on database based on GIS, soil spatial variability, data collection of soil characteristics, deciphering of remote sensing information, variable rate technology, etc.

• 从基于GIS的数据库建设、土壤性状空间变异理论、土壤性状的数据采集、遥感信息解译、农业机械变量控制技术等方面介绍了实现我国精准农业还需研究的问题等。