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1987年8月18—20日在甘肃酒泉地区金塔县召开了西北五省区深栽造林技术推广协作会议。会议由中国林科院林研所发起和主持。代表们总结和交流了各地推广深栽造林技术的经验,讨论了继续推广此造林技术中存在的问题。中国林科院林研所1980年由意大利引入深栽造林技术后,经过消化、吸收和在不同
August 18-20, 1987 In Jinta County, Jiuquan Prefecture, Gansu Province, held a meeting for deepening afforestation technology promotion in the northwestern provinces and regions. The meeting was initiated and presided over by Lin Institute of Chinese Academy of Forestry. The deputies summed up and exchanged their experiences in popularizing afforestation technology and discussed the problems in continuing afforestation technology. After the introduction of deep planting and afforestation technology in Italy by China Forestry Research Institute in 1980, after digestion, absorption and in different