Berta, CsabaAib, Haithem2020-05-152020-05-152020-05-14http://hdl.handle.net/2437/287417Our experiments had aimed to determine and investigate the effective performance of 14 plants located in Hungary after doing a measurement of all the necessary parameters (Total Chemical Physical Analysis, Heterotrophic Plate Count) and see if they meet the required values have set up by EU directive of wastewater treatment.69enHeterotrophic plate countsewage treatmentWWTPbiological treatmentDEENK Témalista::Biológiai tudományok::Hidrobiológia