The third section. Has a plant in the same way as the first section to help filter the suspension remains, and cause a decrease in Denitrification DO because that can reduce nitrogen compounds such as nutrients.
The third part of the plant in the same manner as the first part. To help filter out suspended solids that remain and cause Denitrification due DO reduced, which can reduce nutrients such as nitrogen compounds.
The third part as a crop in the same manner as the first. To help filter the suspension at the left and cause Denitrification due to DO decreased, which can ลดสารอาหาร of nitrogen compounds.