Among the three types of wastewater, normal and medium strength wastewater caused similar degree of reduction in plant growth and soil microbial commu- nities, their toxicity was significantly lower than that of the strong wastewater .
Among the threetypes of wastewater, normal and medium strengthwastewater caused similar degree of reduction in plant growth and soil microbial commu-nities, their toxicity was significantly lower than that ofthe strong wastewater .