长江源区植物水分来源的量化解析
刘晓颖, 李宗杰, 刘梦晴, 徐斌, 桂娟, 崔乔, 薛健, 段然

Quantitative analysis of plant water sources in the Yangtze River source area
Xiaoying Liu, Zongjie Li, Mengqing Liu, Bin Xu, Juan Gui, Qiao Cui, Jian Xue, Ran Duan
表2 草本植物样方土壤水样 δ2Hδ18O同位素组成统计特征
Table 2 Statistical characteristics δ2H of and δ18O isotope composition of soil water samples from herbal square
土层 /cm稳定同位素值
δ2Hδ18O
最大值最小值平均值标准差最大值最小值平均值标准差
0~20-63.61-141.08-99.0921.10-8.68-19.14-12.943.04
20~40-73.47-148.32-95.1719.18-8.72-21.05-12.552.80
40~60-80.98-151.27-97.6419.18-11.23-20.89-13.282.81
60~80-80.60-146.72-93.6918.37-11.16-21.10-11.812.79
80~100-75.53-137.65-93.4720.23-9.82-19.02-12.492.76