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林业部、民航总局和中国林科院于一九八○年五月十五日至二十日,在河北省承德地区召开了北方飞播造林种草经验交流会议。参加会议的有河北、河南、内蒙古、陕西、甘肃、山西、宁夏、北京、湖北、安徽等省、市、自治区林业部门的负责同志和代表;民航北京、兰州管理局及有关省(区)局的代表;林业科研、教学、设计单位和编写飞播手册的同志;同时还邀请了农业部、中国科学院西北水保所、水利部黄委会和新闻出版单位的代表。国家农
The Ministry of Forestry, CAAC and the Chinese Academy of Forestry held a meeting on exchanging experiences of aerial seeding, afforestation and grass planting in Chengde, Hebei Province from May 15 to 20, 1980. The attending meeting was responsible comrades and representatives of the forestry departments of Hebei, Henan, Inner Mongolia, Shaanxi, Gansu, Shanxi, Ningxia, Beijing, Hubei and Anhui provinces and municipalities and autonomous regions. The civil aviation authorities in Beijing, Lanzhou and the relevant provincial (district) ; Representatives of forestry research, teaching and design units and compilation of fly-broadcasting manuals; and delegates from the Ministry of Agriculture, Northwest China Institute of Water Resources, Chinese Academy of Sciences, the Yellow River Committee of the Ministry of Water Resources and press and publication units. Country agriculture