Wastewater Treatment Principles and Regulations |
AEX-768 |
sewage, wastewater, suspended film system, lagoon systems, wastewater treatment regulations, sludge treatment, fixed film system, wastewater treatment plant operators, national pollutant discharge elimination system, treatment system, effluent, wastewater treatment principles and regulations |
Using Soil to Remove Pollutants From Wastewater |
AEX-745 |
wastewater, sewage, effluent, soil, pollutants, removing wastewater pollution with soil, wastewater treatment, sewage treatment, treating wastewater with soil |
Guidelines for Applying Liquid Animal Manure to Cropland with Subsurface and Surface Drains |
ANR-21 |
farm management, liquid animal manure, effluent, surface water contamination, cropland, subsurface, drained, crusted soil, clay soil, manure application |