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由中国植物保护学会杂草研究会主办的中国农田杂草科学学术讨论会,于1990年12月3-10日在河北省石家庄市召开。参加讨论会的有全国29个省市自治区从事农田杂草科研、教学、生产以及除草剂研制、生产、管理单位的正式代表218人、列席代表31人。特邀美国杂草学会宋扬淳、赖明木博士到会指导,邀请美国、日本、瑞士等6个国家的12个农药化工公司(集团),以及国内11个农药、化工厂的代表参加了技术交流。12月3日会议开幕,由张泽溥理事长致开幕词。中国农业科技国际交流协会副理事长任志,以及河北省科
Chinese Weed Science Symposium sponsored by the Weed Research Society of the Chinese Society for Plant Protection was held in Shijiazhuang, Hebei Province from December 3 to 10, 1990. At the seminar, 218 formal representatives of research, teaching, production, and herbicide research, production and management units of farmland weeds in 29 provinces, autonomous regions and municipalities attended the seminar and 31 delegates attended the seminar. We invited Song Yangchun and Dr. Lai Mingmu from the American Weed Association to give guidance and invite 12 pesticide chemical companies (groups) from 6 countries such as the United States, Japan and Switzerland as well as representatives from 11 domestic pesticides and chemical plants to participate in the exchange of technology. December 3 opening of the meeting, chairman Zhang Zepu delivered an opening speech. China Agricultural Science and Technology International Association, vice president of Ren Zhi, and Hebei Province Branch