“... one was sent to the Soil Chemistry Laboratory of Faculty of Agricultural Sciences for determinations...”
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“.... For this is supported by the Laboratory of Criminology (LACRIM), and the experts that comprise [4]. Today, the idea...”
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“... such as nitrate (NO3-N) ammonium (NH4-N) and total N (TN) by colorimetric methods at the Laboratory of Soil...”
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“..., corresponding to the background/natural levels. The analyzes were carried out in the Environmental Chemistry...”
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“... proyectos del PAMA. === As consequence of the field studies, laboratory and cabinet effected in the tailings...”
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