Onsite Sanitation– Treatment Technologies. kindly click to download resources. soil infiltration systems - Prof. Razak constructed wetland - Prof.Sidy WASTE STABILIZATION PONDS-WSPs TREATMENT TECHNOLOGY- ENG. UPENDO SHUSHU Theory and Design of Biogas Reactors (Introduction) - Prof JOHN MORKEN Theory and Design of Biogas Reactors ( Running the process)- PROF JOHN MORKEN Theory and Design of Biogas Reactors - PROF JOHN MORKEN SSD construction manual CHALLENGES ASSOCIATED WITH BIOGAS IMPLEMNTATION- PROF REVOCATUS MACHUNDA