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Argentina
2
Conductivity
2
Hardness
2
Ordination techniques
Paleoenvironmental bioindicators
2
Pampas
2
Quaternary
2
South American Arid Diagonal
2
bioindicator
2
conductivity
2
diatom
2
lake ecosystem
2
mollusc
2
ordination
2
paleoenvironment
2
qualitative analysis
2
semiarid region
2
shallow water
2
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