Risk Assessment of Oxalis corymbosa DC. Invasion in Kunming City  

作　　者：WANG Yuanyuan QIN Xiaojie FU Yu FAN Jiaqi 

机构地区：[1]The College of Arts and Sciences,Yunnan University

出　　处：《Journal of Landscape Research》2019年第6期122-124,共3页景观研究（英文版）

基　　金：Sponsored by Scientific Research Fund Project of Yunnan provincial Department of Education(2019J1096)

摘　　要：The study conducted a field survey of the invasive plant Oxalis corymbosa DC. in Kunming and an invasion risk assessment was carried out. The results showed that the invasion risk of Oxalis corymbosa DC. in four districts of Kunming was 1.9 in Wuhua District, 2.05 in Panlong District, 0.6 in Xishan District, 1.45 in Guandu District and 0.6 in downtown area, among which Panlong District had the highest invasion risk. Schools(1.9) > Parks(1.45) > Residential communities(0.6). In addition, it was found in the survey that the Oxalis latifolia as a quarantine weed had a sporadic distribution in Yunnan University of Finance and Economics, so it is necessary to pay attention to prevention and control to avoid the harm caused by escape and spread.The study conducted a field survey of the invasive plant Oxalis corymbosa DC. in Kunming and an invasion risk assessment was carried out. The results showed that the invasion risk of Oxalis corymbosa DC. in four districts of Kunming was 1.9 in Wuhua District, 2.05 in Panlong District, 0.6 in Xishan District, 1.45 in Guandu District and 0.6 in downtown area, among which Panlong District had the highest invasion risk. Schools(1.9) > Parks(1.45) > Residential communities(0.6). In addition, it was found in the survey that the Oxalis latifolia as a quarantine weed had a sporadic distribution in Yunnan University of Finance and Economics, so it is necessary to pay attention to prevention and control to avoid the harm caused by escape and spread.

关 键 词：INVASIVE plants OXALIS corymbosa DC. INVASION status ASSESSMENT Hazard risk assessment Oxalis LATIFOLIA 

分 类 号：R73[医药卫生—肿瘤]