Metadata field: nitrate
Studies:
- Fan_2024_river_Brisbane (60/73 samples)
- Alneberg_2018_marine_baltic (30/44 samples)
- Santillan_2019_sludge (24/26 samples)
- Klotz_2022_lake (9 samples)
- Schwartz_2022_subsurface (5 samples)
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Studies:
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