腾格里沙漠东南缘半固定沙丘土壤水分影响因素
杨述睿, 杨甜, 张璐, 张定海, 戚海迪

Moisture influencing factors on semi-fixed sand dunes in southeast edge of Tengger Desert
Shurui Yang, Tian Yang, Lu Zhang, Dinghai Zhang, Haidi Qi
表1 4种微地貌上表层、中层和深层土壤平均水分含量及变异系数
Table 1 Average soil moisture content and coefficient of variation in surfacemiddle and deep layers of four microtopography types
微地貌0~40 cm40~200 cm200~300 cm
平均土壤水分/%变异系数平均土壤水分/%变异系数平均土壤水分/%变异系数
背风坡0.710.622.250.522.430.36
丘底1.210.412.230.251.980.23
丘顶0.810.871.570.462.010.27
迎风坡0.330.570.860.411.090.51