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沙地杨树纸浆林栽培技术研究裴保华袁玉欣（河北农大林学院保定０７１０００）赵淑琴（河北省林业工程项目管理中心石家庄０５００８１）于国强（河北省林业培训中心０５００８１）杨树是制浆、造纸和人造丝的优良速生树种〔１〕。我国森林资源贫乏，木材供需矛盾突出。我...
Study on Cultivation Techniques of Poplar Pulp Forest in Sandy Land Pei Baohua, Yuan Yuxin (Hebei Agricultural College, Baoding 071000) Zhao Shuqin (Hebei Forestry Engineering Project Management Center Shijiazhuang 050081) Yu Guoqiang (Hebei Forestry Training Center) And rayon excellent fast-growing tree species [1]. China’s forest resources are scarce, and the contradiction between supply and demand of timber is outstanding. I...