信阳市古树名木资源特征分析与保护管理对策

Characteristics Analysis and Protection Management Countermeasures of Ancient Trees and Famous Trees Resources in Xinyang City,Henan Province

古树名木保护利用是森林城市建设、美丽乡村营造及民族传统文化传承的重要一环。本研究以河南省森林资源最丰富的信阳市为研究区,对该市古树名木资源现状进行调查分析,并针对保护管理中出现的问题提出建议。结果表明:信阳市共有散生古树3204株,计33科58属81种,古树群84个,名木42株;以银杏、枫香树的数量为最多;国家重点保护野生植物有6种,古树树龄主要集中在100—199 a区段,树高以10—19.9 m为主,胸围以200—299 cm居多,冠幅以10—19.9 m居多,外貌特征以落叶乔木为主;以新县分布的数量和种类最多;古树主要集中在农村和山坡,以散生分布格局为主;当前需要综合利用古树名木资源的多重价值,同时加强远程监控等安全防护措施,并开展动态跟踪管理。

The protection and utilization of ancient and famous trees is an important part of forest city construction,beautiful countryside construction and national traditional culture inheritance.In this study,Xinyang City,which has the most abundant forest resources in Henan Province,was selected as the research area to investigate and analyze the current situation of ancient and famous trees resources in the city,and put forward suggestions for the problems in the protection and management.The results show that:there are 3204 scattered ancient trees(81 species in 58 genera of33 families),84 ancient tree groups and 42 famous trees in Xinyang City;Ginkgo biloba L.and Liquidambar formosana Hance are the most abundant;most of them are deciduous trees;most of them are scattered in rural areas and hillsides;there are 6 kinds of national key protected wild plants;the age of ancient trees is mainly concentrated in the section of 100-199 a,the height of trees is mainly 10-19.9 m,the chest circumference is mostly 200-299 cm,and the crown width is mainly 10-19.9 cm;the number and species of the ancient trees in Xinxian County are the most.At present,it is necessary to comprehensively utilize the multiple values of ancient and famous trees resources,strengthen remote monitoring and other security measures,and carry out dynamic tracking management.