Sewage - microbiology, Carbohydrates - analysis, Refuse Disposal - methods, Biofuels - analysis, Methane - analysis, Macromolecular Substances - analysis, Proteins - analysis
Industrial Waste - analysis, Waste Management - methods, Sewage - analysis, Biofuels - analysis, Aquaculture - methods, Fishes - physiology, Tilapia - physiology