全国沼气卫生科研专题组第九次会议与中国沼气协会环保卫生学组第四次会议于1988年8月17—21日在成都召开。七个省、区及农业部所属20个单位37位同志出席。会议交流了近两年来的沼气卫生科研新成果,总结了十年来专题组的工作,参观了四川郫县城镇沼气化粪池,讨论并提出了下阶段沼气卫生科研内容和组织形式的建议。 The Ninth Meeting of National Biogas Research Group and the Fourth Meeting of China Biogas Association Environmental Hygienics Group were held in Chengdu on August 17-21, 1988. 37 comrades from 20 units belonging to seven provinces, autonomous regions and the Ministry of Agriculture attended the meeting. The meeting exchanged the biogas research achievements in the past two years, summarized the work of the project team in the past ten years, visited biogas septic tanks in cities and towns in Lixian County, Sichuan Province, and discussed and proposed the scientific research contents and organization forms of biogas at the next stage.