广州市城区古树后续资源调查与保护建议

Investigation and Protection Suggestions about Resources of Succeeding Old Tree in Guangzhou Urban Area

对广州市中心城区的建成区进行绿地普查,结果显示广州市古树后续资源有5 437株,分属30科、59属、81种(变种、品种等),主要分布在越秀、海珠、荔湾、白云等老城区。大部分古树后续资源生长状况良好,但亦存在诸如生存空间不足、树体衰弱、病虫蚁害增多、安全事故多发等问题,同时提出相应保护对策建议,以保障古树资源的可持续发展。

According to the investigation, there are 5437 succeeding old trees in the center of Guangzhou. The old trees belong to 30 families, 59 genera and 81 species, which are mainly located in the old district including Yuexiu, Haizhu, Liwan and Baiyun. Although most of resources of succeeding old tree grow well, there still exist some problerns such as limited space, tree weakening, increasing pest and disease and accident-prone issue. So we put forward to corresponding protection recommendations to ensure sustainable development of resources of succeeding old tree.