Problem solutions in case of algae
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sera pond algenstop*.
sera pond algenstop* is a highly effective agent for controlling floating and thread algae in garden ponds.
sera pond algokill*
sera pond algokill* is immediately effective against unsightly thread algae in ponds.
sera pond bio humin
sera pond bio humin regulates strong sunlight: It reduces irradiation into the pond by natural humic substances mildly and lastingly on a biological basis.
