| 摘要: |
| 研究基于无损检测技术，用整体状况、树冠、树干、根部4个方面共14个指标，对东莞市50种、208株古树名木进行健康诊断。结果表明，调查的古树名木整体表现良好，大部分树种其树势旺盛，树干无倾斜和偏冠或倾斜角度较小；受枝叶病害、虫害、寄生及树干病虫害的影响较小；枯枝、腐枝、顶梢枯死、叶斑、变色等发生率较大；树干洞穴、树体空洞、树干损伤、根部损伤严重，根部通水透气性差。 |
| 关键词: 古树名木 无损诊断 健康评价 东莞市 |
| DOI： |
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| Non-destructive Diagnostics and Health Assessment of Ancient and Famous Trees in Dongguan City |
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YAN Chaodong, SU Chunlan, KONG Aidong, CHEN Kuixian, CHEN Zhuokang, LIU Songsong
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Forest Research Institute of Dongguan
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| Abstract: |
| Basing on nondestructive testing technique, 14 indicators in terms of the general conditions, crown, trunk and root of tree were used to indicate the characters of the trees. The results showed that 208 ancient and famous trees belonging to 50 species have good conditions in Dongguan city. Most species are vigorous in growth potential and no inclination on trunk. Four indicators had less influence, such as crown disease, insect pests, parasitism, trunk diseases and insect pests. There were some health problems in death and decay, crown dieback, leaf spot and chlorosis. Trunk cavity, decay and cavity, trunk lesion, root hazard, root permeability were susceptible in Dongguan city. |
| Key words: ancient and famous trees non-destructive diagnostics health assessment Dongguan city |
