生物入侵对城镇生态系统稳定性影响及防治对策

阐述了生物入侵对城镇生物多样性、居民健康、园林绿地、土壤、河流湖泊和能量平衡的影响。并提出建立生物入侵数据库,健全法律法规,实现依法管理,提高边境检控能力及开展生态评估研究,加强生态学知识的普及与宣传教育是防御生物入侵的有效对策;实施人工或机械防治、化学防治和生物控制以及利用植物化感作用是治理生物入侵的有效手段。

Effects of biological invasion on the stabilization of urban ecosystem and strategies of its prevention and control

The effects of biological invasion on the biodiversity,health of human being,land,soil,rivers and lakes,energy balance of urban ecosystem are stated in this paper.Setting up the database of biological invasion,perfecting the law and rule,realizing the lawful management,increasing the ability of inspection on the border,developing the study of ecological evaluation,spreading the propaganda of ecology knowledge are the valid strategies of preventing biological invasion.Manual or mechanical,chemical and biological controls,allelopathy are suggested methods of curing biological invasion.