DB1304/T 470-2024 城市主要行道树健康调查与评价指南

ICS65.020

CCSB65

DB1304

邯郸市地方标准

DB1304/T470—2024

城市主要行道树健康调查与评价指南

2024-06-12发布2024-06-20实施

邯郸市市场监督管理局发布

DB1304/T470—2024

目录

1范围.............................................................................................................................................2

2规范性引用文件.........................................................................................................................2

3术语和定义.................................................................................................................................2

3.1行道树健康评价streettreehealthdiagnosis........................................................................2

3.2生长量Growth....................................................................................................................2

3.3冠型Coronalform................................................................................................................2

3.4枝叶密度Branchandleafdensity.......................................................................................2

3.5叶面积指数Leafareaindex................................................................................................2

3.6叶色Leafcolor.....................................................................................................................2

3.7树干及大枝枯损程度Thedegreeofwitheringanddamagetotreetrunksandbranches..2

3.8树皮损伤程度Degreeofbarkdamage................................................................................3

3.9树梢枯损程度Thedegreeofwitheringanddamagetotreetops........................................3

3.10枝干直立度Branchuprightdegree....................................................................................3

4行道树健康评价指标体系.........................................................................................................3

5行道树健康评价指标调查方法.................................................................................................3

5.1数据调查时间.....................................................................................................................3

5.2生长量..................................................................................................................................3

5.3冠型.......................................................................................................................................3

5.4枝叶密度...............................................................................................................................3

5.5叶色.......................................................................................................................................3

5.6枝干及大枝枯损程度...........................................................................................................4

5.7树皮损伤程度.......................................................................................................................4

5.8树梢枯损程度.......................................................................................................................4

5.9枝干直立度...........................................................................................................................4

5.10病虫枝比例.........................................................................................................................4

5.11病虫叶比例..........................................................................................................................4

6行道树健康评价指标分级.........................................................................................................4

7行道树健康评价各指标层权重.................................................................................................5

8行道树健康评价综合指数(HI)计算..........................................................................................6

9行道树健康程度等级评价............................................