1991年8月21—27日,中国植物学会植物园协会在宁夏回族自治区银川市召开了第八次学术讨论会。会议代表156名,他们来自全国26个省、市(区)87个植物园、树木园等,大会收到学术论文135篇,其中有关花卉引种的论文70篇,植物园建设管理18篇,病虫防治等48篇。会议期间参观了银川市植物园、沙坡头治沙站等。各地植物园代表云集一堂,展示出各园的建园引种成果。 From August 21 to August 27, 1991, Botanic Garden Association of China Botanical Garden held the eighth symposium in Yinchuan, Ningxia Hui Autonomous Region. There were 156 delegates from the conference, including 87 botanical gardens and arboretum in 26 provinces, cities (districts) across the country. The conference received 135 academic papers, including 70 papers on flower introduction, 18 botanical garden construction and management, pest control 48 articles. During the meeting visited the Botanical Garden in Yinchuan, Shapotou sand control station. Botanical Garden representatives gathered around to demonstrate the achievements of the garden park introduction.