珠海高新区古树名木资源调查及保护对策研究

Investigation and Protection of Ancient and Famous Trees in Hi-Tech District of Zhuhai City

古树名木作为城市和风景区的核心要素,具有自然遗产和文化遗产的双重价值。在收集资料的基础上,采用实地调查和访问群众等调查方法,对珠海市高新区的古树名木资源进行逐株调查。结果表明:珠海市高新区古树数量多且种类丰富,分布范围广,在种类数和株数上有较大差异,共有古树名木1027株,隶属于33科55属69种,区内名木资源较少,多为单属单种,包括古树1023株,名木4株;98.25%的古树生长表现良好,生长衰弱的古树占总株数的1.27%,而濒危的古树仅占总株数的0.48%;古树资源的科属分布类型具有明显的热带性质和由热带向亚热带和温带过渡的特点。珠海市高新区古树群具有树种丰富多样、多集中少零散、占地面积大和生长环境参差不齐等特征,古树群的数量共有20个,总株数达876株,面积约有39.79hm^2,多以成片群状出现。

As a core element of cities and scenic spots,ancient and famous trees have the dual value of natural and cultural heritage.On the basis of collecting data,ancient and famous trees in Hi-Tech District of Zhuhai City,were investigated one by one using combining methods of field investigation and visiting local people.The result shows that ancient and famous trees are rich and diversified in species with a wide distribution range,but there are greater differences in species number and individual number.There are 1027 ancient and famous trees belonging to 69 species in 55 genera and 33 families and few famous wood resources in the region,mostly single species,including 1023 ancient trees and 4 famous trees.Among these trees,98.25%are growing well,and the trees growing poorly and dying are accounting for 1.27%and 0.48%of total individual number,respectively.Distribution type of family and genus of ancient tree resources possesses the tropical property and transition characteristics from tropical to subtropical and temperate zone.The ancient tree groups in Hi-Tech District of Zhuhai City are characterized by abundant and diverse tree species,more concentrated and less scattered area as well as uneven growth environment.There are 20 ancient tree groups,with a total number of 876 trees and an area of about 39.79 hm^2,most of which appear in groups.According to these investigation results,some suggestions about management and conservation of ancient and famous trees in Zhuhai City were also put forward.