基于水环境化学及稳定同位素联合示踪的土地利用类型对地下水体氮素归趋影响
路路,戴尔阜,程千钉,邬真真

The sources and fate of nitrogen in groundwater under different land use types: Stable isotope combined with a hydrochemical approach
LU Lu,DAI Erfu,CHENG Qianding,WU Zhenzhen
图1 研究区域概况及采样点分布
Fig. 1 Location of the study area and distribution of sampling sites