Ageratina - growth & development, Water Pollutants, Chemical - metabolism, Triticum, Models, Biological, Water Purification - methods, Waste Water - microbiology, Water Microbiology, Chromium Compounds - metabolism, Hydrogen-Ion Concentration, Adsorptivity, Temperature, Laboratories, Endothermic reactions, Metals, Biology, pH effects, Straw, Adsorbents, Carb...