摘要
基于2018 年郑州市古树普查数据及实地调研数据,利用Excel、ArcGIS、SPSS等软件对郑州市中心城区古树资源现状及保护现状进行分析.调查结果显示,郑州市中心城区古树共222 株,属于17 科26 属27 种,其中一级古树数量最多,三级古树数量最少,树龄结构稳定,生长态势良好;古树资源呈聚集状态,并多分布于生态环境良好的地区;古树生长主要受环境、土壤、市政建设、养护、病虫害、人为损害等影响;古树保护中存在保护措施粗放、保护力度不够、专业队伍缺失、财政保护资金不足、古树保护宣传力度弱等问题.以期为城市中的古树名木的调查统计和保护提供了数据依据及具有科学性和实施性的策略.
Abstract
Based on census and field survey data of ancient trees in Zhengzhou in 2018,the resources and conservation status of ancient trees in the central city of Zhengzhou were analyzed by using software such as Excel,ArcGIS and SPSS.The results showed that there were 222 ancient trees,belonging to 27 species,26 genera and 17 families,among which the first-level ancient trees were the most and the third-level ancient trees were the least,with stable tree age structure and good growth trend;the spatial distribu-tion of ancient tree resources was in a state of aggregation,and most were distributed in areas with good ec-ological environment;the growth of ancient trees was mainly affected by environment,soil,municipal con-struction,conservation,pests and diseases,human damage,etc.;there were some problems in ancient tree protection,such as extensive protection measures,lack of professional team,insufficient financial pro-tection funds and and weak publicity for ancient tree protection.This study provided data basis and scientific and practical strategies for the investigation,statistics and protection of ancient and famous trees in cities.
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万方数据