Analysis on Characteristics of Ancient Tree Resources and Their Protection in Lhundrup County
In order to understand the resources and distribution pattern and current situation of ancient and fa-mous trees in Lhundrup County,Lhasa,and to propose a scientific and practical protection measures,a compre-hensive survey on ancient and famous trees was conducted in Lhudrup County in year 2023.A total of 2 539 an-cient and famous trees was recorded,belonging to 6 families 8 genera and 21 species,in Lhudrup County includ-ing 1 515 first-class and 768 second-class ancient trees,and 256 following-up resources of ancient trees(third-class ancient trees).There are 8 species identified as dominant ancient trees and 49 first-class ancient trees are over 1 000 years old.The ancient trees distributed as clustered pattern spatially with significant differences in the distribution of ancient trees between the north and south part of Lhudrup County.86.25％of the ancient trees are distributed in the northern part of Lhudrup County,especially the northern area known as Ra-Dreng National Forest Park has the highest spatial clustering pattern.The factors such as population density and mountain slope have a significant impact on the spatial distribution of ancient trees in the study area.
ancient and famous treeresource inventoryspatial patternLhundrp County
NETL
NSTL
万方数据
