And the answer is, perhaps, that you use these guys, Bacillus pasteurii, a micro-organism that is readily available in wetlands and marshes, and does precisely that.
Pergjigjia eshte, ndoshta, perdorim keto, Bacillus pasteurii, nje mikroorganizem qe eshte ne dispozicion i gatshem ne tokat e lagta dhe kenetat dhe ben saktesisht kete.