土地变更调查之外业调查技术方法探讨

土地变更调查是一项在技术和政策上有较多新要求和新变化的年度性基础调查，并且工作任务重、时间紧、要求高。外业调查作为土地变更调查的主要任务之一，是开展土地变更调查工作的基础环节。本文在工作实践的基础上，总结土地变更调查外业调查的技术流程、方法和要点，为地方开展土地变更调查外业调查提供借鉴经验。

Discusis on on the Field Investigation Methods of the Land ChangeS urev y

Land change survey is the annual survey which has new demands and new changes in technology and policy ,and it is heavy task, less time, high requirement.The field investigation as one of the main tasks of the land change survey ,it is the foundation of the land change survey .This paper bases on the work practice , it summaries the technical processes , methods and key points for the field investigation of the land change survey ,and it provides referential experience for carring out the field investigation of the land change survey in the country .