基于根系解剖结构的金沙江干热河谷土壤侵蚀速率估算
孙丽萍, 王小丹

Evaluation of Soil Erosion Rate Based on Anatomical Structure of Treeroots — A Case Study in the Dry-hot Valley of Jinsha River
Li-ping SUN, Xiao-dan WANG
表1 不同暴露程度根系的偏心率与影响因子的相关性(R值)
Table 1 The correlations between the eccentricity ratio of tree ring in varying exposure degrees and the affecting factors
侵蚀类型 距树干距离 根系以上土层厚度 暴露厚度
浅埋根系 面蚀 0.234 -0. 506 -
局部暴露根系 面蚀 -0.355* - 0.405**
完全暴露根系 沟蚀 0.141 - -