midtown

• The amounts of microorganisms in zhejiang road - bridge and wuning road - bridge sections are maximal . because the two sections are located in midtown , is badly contaminated with domestic fecal sewage and industrial sewage . the plentiful organic matters provide abundant nutriments and energy sources for microorganisms
  浙江路桥和武宁路桥断面位于市区河段，所在的水域接纳大量的生活污水和工业废水，污染严重，各种有机物质为微生物提供了丰富的营养物质与能源，各类微生物的数量都是最高的。