关岭县林木种质资源调查及保护利用研究

Investigation,Protection and Utilization of Forest Germplasm Resources in Guanling County

为了解关岭县林木种质资源情况,2017年4月至2018年12月在贵州省关岭县开展了林木种质资源普查。结果表明:关岭县木本植物共有119科382属869种,其中裸子植物8科13属17种,被子植物111科369属852种;国家重点保护、珍稀濒危树种共有8科12属14种;古树、大树共有11科13属14种144株。在此基础上,将关岭林木种质资源按用途、种类和分布特点归纳为用材、观赏、经济、古树名木、珍稀濒危和引种六大类,进一步分析了林木种质资源的特点和保护利用现状,并对该地区今后林木种质资源保护及开发利用提出可行性建议。

In order to investigate the germplasm resources of trees in Anilingus County,Guizhou Province,a general survey was conducted from April 2017 to December 2018.The results showed that there were 869 species of woody plants in 119 families and 382 genera,including 17 species of gymnosperms in 8 families,13 genera,and 852 species of angiosperms in 111 families and 369 genera.There are 14 species of rare and endangered species in 8 families,12 genera under state key protection;There are 144 ancient and large trees of 14 species,13 genera and 11 families.On this basis,the forest germplasm resources in Guanling were summarized into six categories according to their uses,species and distribution characteristics:timber,ornamental,economic,ancient and famous trees,rare and endangered trees and introduced species.The characteristics and protection and utilization status of forest germplasm resources were further analyzed,and feasible suggestions were put forward for the protection,development and utilization of forest germplasm resources in this area in the future.