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Isotopes
Stable isotopes
stable isotope
12
Animals
6
Argentina
4
Article
4
Biological materials
4
Carbon Isotopes
4
Isotopic composition
4
Nitrogen Isotopes
4
Oxygen
4
Rivers
4
Seawater
4
Surface waters
4
animal
4
carbon
4
chemical composition
4
chemistry
4
isotope analysis
4
isotopic composition
4
metabolism
4
nitrogen
4
nitrogen isotope
4
nonhuman
4
stream
4
18O/16O ratios
2
Activity results
2
Aji Basin
2
Algae control
2
Alkalinity
2
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9JOUR
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12JOUR