Search Results       Your search for [subject]Biogras technology returned 1 record.           Biogas and waste recycling; the Philippine experience. by Maramba, Felix, Sr.D; Maya Farms Division, Liberty Flour Mills, Inc. Metro Manila Philippines: The Author, 1978. Subject: Biogas -- Nature and history; Bioggas, waste recycling -- Philippines; Biogras technology; Biogras -- Utilization and economics.          Add to Book Cart Relevance: 22.36%