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Écologie d'eau douce --- freshwater ecology --- Pollution de l'eau --- Water pollution --- Succession écologique --- ecological succession --- Algae --- Tracheophyta --- Charge polluante --- Pollutant load --- Consommation d'oxygène --- Oxygen consumption --- Expérimentation --- experimentation --- Lutte antipollution --- pollution control --- 628.394.2 --- 574.52 --- Secondary pollution of waters. Eutrophic pollution --- Hydrobionts: effects of hydrological and hydrochemical factors. --- Theses --- 574.52 Hydrobionts: effects of hydrological and hydrochemical factors. --- 628.394.2 Secondary pollution of waters. Eutrophic pollution --- experimentation. --- Senecio congestus --- Elodea nuttallii --- Lemna minor
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351.777 <492> --- Rivers --- -Rivers --- -Transboundary pollution --- -Water --- -351.777 <492> --- 628.394 --- #A9505A --- Hydrology --- Transfrontier pollution --- Transnational pollution --- Pollution --- Brooks --- Creeks --- Runs (Rivers) --- Streams --- Bodies of water --- Wetgeving, reglementering i.v.m. milieubeheer, milieuhygiene, verontreiniging. Milieurecht. Milieuhygienerecht--zie ook {?502/504}; {?613/614}; {628}--Nederland --- Law and legislation --- -Law and legislation --- -Pollution --- Transboundary pollution --- Water --- 351.777 <492> Wetgeving, reglementering i.v.m. milieubeheer, milieuhygiene, verontreiniging. Milieurecht. Milieuhygienerecht--zie ook {?502/504}; {?613/614}; {628}--Nederland
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