青海湖流域不同海拔高度土壤水分时空变化特征

刘磊, 李小雁, 蒋志云, 魏俊奇, 南木甲

Variation in soil water content along different altitude gradients in the Qinghai Lake Watershed

Lei LIU, Xiaoyan LI, Zhiyun JIANG, Junqi WEI, Mujia NAN

表2 2015年青海湖流域生长季各海拔梯度的土壤含水量与相对土壤含水量

Table 2 Soil moisture and relative water content in different altitude gradients of Qinghai Lake Watershed in different growing season periods of 2015

海拔梯度/m 绝对含水量/% 相对含水量/% 生长季初期 生长季旺期 生长季末期 生长季初期 生长季旺期 生长季末期 3200~3300 19.10±1.60 21.05±1.76 17.93±1.34 57.91±5.06 63.76±5.51 54.35±4.27 3300~3400 18.33±1.98 24.96±2.17 19.81±1.71 53.40±6.83 73.16±8.24 57.26±5.18 3400~3600 24.04±2.36 33.55±1.81 23.51±2.89 65.71±6.75 91.41±5.27 64.01±7.75 3600~3800 31.69±3.05 40.56±3.30 33.20±2.18 79.24±7.70 93.90±4.14 83.09±5.59