黑河源区主要下垫面土壤粒径分形特征及其影响因素
刁二龙, 曹广超, 刘英, 赵美亮

Soil's fractal characteristics and influencing factors of main underlying surface in the source area of Heihe River
Erlong Diao, Guangchao Cao, Ying Liu, Meiliang Zhao
图5 环境因子对土壤分形维数的影响
注:Alt: 海拔;Slo: 坡度;Asp: 坡向;Tem: 气温;Pre: 降水;NDVI: 归一化植被指数。蓝线代表正相关,红线代表负相关,箭头旁的数字表示标准化路径系数。*, P<0.05; **, P<0.01
Fig.5 Effects of environmental factors on soil fractal dimension