海南岛入侵植物的分布特点及其对本地植物的影响

罗文启, 符少怀, 杨小波, 陈玉凯, 周威, 杨琦, 陶楚, 周文嵩

Distribution patterns of alien invasive plants and their influences on native plants of Hainan Island

LUO Wen-Qi,FU Shao-Huai,YANG Xiao-Bo,CHEN Yu-Kai,ZHOU Wei,YANG Qi,TAO Chu,ZHOU Wen-Song

表3 不同生态系统中入侵植物种群盖度及分布特征

Table 3 Community coverage and distribution patterns of invasive plants in different ecosystems

入侵种 Invasive plants species 盖度等级 Coverage grade 占入侵样方比例 Ratio of the invaded plot 入侵植物盖度等级与入侵频率的相关性 Relationship between frequency of plant invasions and degree of community coverage 草地 Grassland 林缘 Forest edge 弃耕地 Abandoned land 村落 Village 农田 Farmland 种植园 Plantation 飞机草 Chromolaena odorata 1%-20% 66% -0.792* -0.912** -0.783* -0.725* -0.860** -0.596 21%-40% 21% 41%-60% 9% ≥61% 5% 含羞草 Mimosa pudica 1%-20% 80% -0.780* -0.661* -0.629 -0.710* 0.682* -0.564 21%-40% 7% 41%-60% 13% ≥61% - 假臭草 Praxelis clematidea 1%-20% 66% -0.788* -0.739* 0.139* -0.621 -0.702* -0.893 21%-40% 19% 41%-60% 5% ≥61% 10% 苏门白酒草 Conyza sumatrensis 1%-20% 91% -0.484 -0.688 -0.729 0.661 -0.600 0.688 21%-40% 9% 41%-60% - ≥61% - 马缨丹 Lantana camara 1%-20% 60% -0.600 -0.899 -0.612** -0.544* -0.563 -0.672 21%-40% 24% 41%-60% 11% ≥61% 5% 三裂叶蟛蜞菊 Wedelia trilobata 1%-20% 36% -0.600* 0.403 0.231 0.243 0.356 0.900** 21%-40% 7% 41%-60% 7% ≥61% 50%