云南省古核桃资源现状研究
Current Status of Ancient Walnut Resources in Yunnan Province
刘鹏程 1唐文静 1马方莲1
作者信息
- 1. 云南省林业调查规划院,云南 昆明 650051
- 折叠
摘要
2017-2019年对云南省古树名木资源进行普查.结果显示,全省古核桃资源共计 4 765 株,隶属3 属4 种.其中:单株古核桃2 881 株;古树群共21 个,面积151.05 hm2,株数1 884 株.一级古树71 株,占总株数的 1.49%;二级古树 243 株,占 5.10%;三级古树 4 451 株,占 93.43%.全省除西双版纳州外,其余15 个州(市)、88 个县(市、区)均有核桃古树分布,其中,被世界自然保护联盟列为"极危(CR)"物种的国家二级保护植物喙核桃古树25 株,均分布在文山州.
Abstract
The census of ancient and famous tree resources in Yunnan Province was conducted from 2017 to 2019.The results showed that there were a total of 4765 ancient walnut resources in Yunnan,belong-ing to 3 genera and 4 species.There were 2881 ancient walnut plants,21 ancient tree groups with an ar-ea of 151.05 hm2 and 1884 plants.There were 71 first-class ancient trees,accounting for 1.49%of the total trees,243 second-class ancient trees,accounting for 5.10%,and 4451 third-class ancient trees,accounting for 93.43%.Except for Xishuangbanna Prefecture,walnut ancient trees were distributed in 15 other prefectures(cities)and 88 counties(cities,districts)in Yunnan.The national second-class protected plants,25 Annamocarya sinensis ancient trees,which were listed as"critically endangered(CR)"species by IUCN,were all distributed in Wenshan Prefecture.
关键词
古核桃资源/单株古树/古树群/资源现状/云南省Key words
ancient walnut resources/ancient tree plant/ancient tree group/resource status/Yunnan Province引用本文复制引用
基金项目
云南省科技厅2023年第二批科技成果转化专项资金(530000231100001753720)
出版年
2024
NETL
NSTL
万方数据