International Competition Situation and Research Focus on Unmanned Tractors

Taking SCI papers related to unmanned tractor research as the object，comprehensively using bibliometric methods，paper content analysis methods and expert consultation methods，through analyses of paper output trends，hot research topics，leading countries and key research contents，etc.，development trend，international competition situation and hotspot directions of unmanned tractor were revealed，with a view of providing decision support for optimizing research layout and project management.