Szukana fraza: [Abstract = "The publication presents the experiment conducted on the nitrophyte plants of the species Polygonum persicaria L. and Epilobium parviflorum Schr., in the micro\- cultivation with the inert filter bed filled in with an artificial aggregate, keramzite. The plants were fertilized with domestic wastewater separated in a well settling tank with the Čoanda effect separator."]

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