【摘要】 古树名木隐患的及时发现与正确排查是有效保护和挽救古树的前提。本文介绍了古树名木的隐患类型，并提出采用对比法（古树实际生存环境与原生境、与适宜环境、与树种生长习性、与正常植株的比较）、树体“四诊”检测法、挖土探根法等技术进行隐患排查，以期为古树名木养护提供技术支持。更多还原

【Abstract】 Timely identifying and correctly screening potential risks faced by ancient and famous trees is the prerequisite for effectively protecting and rescuing the trees. In this paper, an introduction was made to the potential risk types faced by ancient and famous trees and some screening techniques were put forward including comparison(comparing the actual habitat of ancient trees with the original and suitable ones and the growth characters of the species and the normal trees), 4 diagnostic methods for risks in the tree body and diagnosis in the roots by digging, so as to provide technical support for conservation and maintenance of ancient and famous trees.更多还原