北京市26种落叶阔叶绿化树种的滞尘能力

范舒欣, 晏海, 齐石茗月, 皮定均, 李雄, 董丽

Dust capturing capacities of twenty-six deciduous broad-leaved trees in Beijing

FAN Shu-Xin,YAN Hai,QI Shi-Ming-Yue,BAI Wei-Lan,PI Ding-Jun,LI Xiong,DONG Li

表2 不同落叶阔叶树种以单位叶面积滞尘量和单叶滞尘量为标准的聚类分析结果

Table 2 The cluster analysis of the dust deposition per unit leaf area and per leaf for different deciduous broad-leaved species

排序 Sequence 聚类中心 Cluster center 距离 Distance 树种 Species 单位叶面积滞尘量 Dust deposition per unit leaf area (g·m-2) 单叶滞尘量 Dust deposition per leaf (g·leaf-1) 1 1.459 9 0.002 37 无 None Pc 2 1.110 3 0.002 03 0.475 At, Li, Lm 3 0.665 9 0.002 26 0.788 Fs, So, Pp, Gb 4 0.402 8 0.007 79 1.084 Po, Pt, Sj, Kp, Aa, Fc, Bt, Hs, Jn 5 0.103 1 0.000 14 1.203 Pe, Eu, Sm, Rp, Pg, Fp, Kj, Mm, Sk