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21st International Conference of
the International Humic Substances
Society Conference theme:
Natural organic matter
and humic substances for sustainable development August 6-11 2023, Santiago City, Chile
11th International Conference of Polish
Chapter of
International Humic Substances Society (PTSH)
Humic Substances in Ecosystems 11 29.05 - 01.06 2017 read more..
PTSH ul. GRUNWALDZKA 53 50-357 WROCŁAW TEL. (71) 3205632
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Last update 21-11-2017 |