鄂尔多斯高原砒砂岩地区草本物种组成及多样性 |
韩高玲, 霍建强, 赵燕翘, 虎瑞, 张志山, 黄日辉, 薛书文 |
Analysis of herbaceous species composition and diversity in the Ordos Arsenic Sandstone Areas |
Gaoling Han, Jianqiang Huo, Yanqiao Zhao, Rui Hu, Zhishan Zhang, Rihui Huang, Shuwen Xue |
图4 不同类型砒砂岩区物种组成及多样性PCA得分图和载荷图 EVP:年潜在蒸发量(mm); PRE:降水量(mm);RHU:相对湿度(%);TEM:气温(℃);Trad:坡度(°);ASL:海拔(m);THK:土层厚度(cm); SWC:1.5 m深土壤含水量(%);AI:干燥度指数 |
Fig.4 PCA score map and load map of species composition and diversity in different types of arsenic sandstone areas |
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