Congested primary pond	2 weeks after dosing a change can be seen in the pond	After 4 week further improvements are noted	8 weeks into the treatment and the ponds are restored.
Desludging of a poultry farm primary sewage pond 1 week after dosing	Oxidation pond after 4 week dosing with WT200	After 8 week mechanical desludging was postponed

 

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