JEQ Journal of Natural Resources and Life Sciences Education
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Figure 8


Fig. 8. Vertical variation of chemical and isotopic data at piezometer nest HC9, sampled 19–26 Apr. 1996 (Table 3). Data for excess N2 were derived from measurements of total N2 (Fig. 7). Measured values for selected sources of N (open circles) and S (open diamonds) are shown for comparison. X° and X indicate samples related by the reaction given in Eq. [4].





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