Research Article
Tracing the Origin of Groundwater Nitrate in an Area Affected by Acid Rain Using Dual Isotopic Composition of Nitrate
Figure 7
The relationship between NO3- and Cl- for spring and evapotranspiration line for rainfall (a) and between NO3- and NO3-/Cl- (b). During evapotranspiration, NO3-/Cl- would remain constant.
(a) |
(b) |