首届苏云金芽孢杆菌国际学术讨论会(简称Btl991)于1991年7月28～31日在英国牛津大学圣凯瑟琳学院举行。会议由英国病毒与环境微生物研究所组织,与会学者197人,来自英、美、中、法、德、苏、加等28个国家,其中亚洲有中、泰、菲及马来西亚4国代表。在大会上报告的论文45篇,内容分属9个专题:(1)分子遗传(包括作用方式);(2)接合与 The first International Symposium on Bacillus thuringiensis (Btl991) was held on July 28-31, 1991 at St. Catherine’s College, Oxford, UK. The conference was organized by the British Institute of Virology and Environmental Microbiology. There were 197 participants and scholars from 28 countries including Britain, the United States, China, France, Germany, the Soviet Union and Canada. Among them, there are four countries in Asia including China, Thailand, the Philippines and Malaysia. There are 45 theses reported in the conference, which are divided into 9 topics: (1) molecular genetics (including modes of action); (2)