摘要
通过野外调查,并查阅相关文献资料,确定桂林市外来入侵植物69种,隶属22科53属。其中,菊科植物最多,有21种;禾本科、苋科次之,各9种。有的已被列为我国检疫性杂草,如意大利苍耳和假高粱等。此外,对这些外来入侵植物的原产地、生境类型、入侵途径及危害程度进行分析,并提出其防控建议。
69 species of invasive plants belonging to 53 genera and 20 families are identified and recorded in Guilin based on investigation and referring to the related literatures. Among them, Compositae is the most consisting of 21 species, and Gramineae and Amaranthaceae are the second comprising respectively 9 species. Some of them are quarantined weed in China, such as Xanthium italicum and Sorghum halepense. Their origins, habitats, invasive approaches as well as damage degree are also investigated and analyzed. Some suggestions for preventing and controlling the alien plant invasion in Guilin are also discussed.
出处
《亚热带植物科学》
2008年第3期55-58,66,共5页
Subtropical Plant Science
基金
中国科学院"西部之光"人才培养计划(科发人教字[2005]404)
广西科技攻关(桂科攻0719005)
广西青年基金(桂科青0728077)
关键词
桂林市
外来入侵植物
传入途径
危害
防控建议
Guilin city
alien invasive plant
invasive approach
damage degree
control suggestion
