古树名木的树种鉴定与年龄推算研究

Species and Age Identification of an Ancient and Famous Tree

通过对恩施森林公安抓获的一段圆木树桩采用扫描电镜观察木材的解剖结构,用木材解剖学的方法鉴定树种名称,用不完全年轮计数法结合有关解析木资料推算其树龄.鉴定结果显示该树桩为银杏科(Ginkgo Family)银杏属(Ginkgo L.)银杏(Ginkgo biloba L.),树龄在120到140年之间,并对鉴定结果的可靠性进行了分析,为森林执法提供了重要的依据,为同类事件的司法鉴定提供了可借鉴的方法.

For a section of a log stump,a scanning electron microscope is used to observe the anatomical structure and the anatomy of wood is used to identify its species,and incomplete growth ring counting method to gether with relevant analytic data is used to determine its age.The result shows this stump is from Ginkgo biloba.L. of Ginkgo family,whose age is between 120 and 140 years.The reliability of the i-dentification results is analyzed,which provides an important basis for forest law enforcement.