canal networks as extended waste stabilization ponds: fate of pathogens in constructed waterways in pathumthani province, thailand. | the occurrence and fate of surface water and wastewater pathogens (faecal coliforms, escherichia coli, giardia lamblia and cryptosporidium parvum) in two constructed waterways and a pond-based ait wastewater treatment plant (ait wwtp) in pathumthani, thailand were studied in the context of several biogeochemical factors and in relation to pollutional pressure and seasonal phenomena with a view to proposing potential mechanisms for their removal. more data on pathogen removal in a given local con ... | 2007 | 17591207 |