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作 者 ：朱志诚 黄可

期 刊 ：西北植物学报 1991年 1期

关键词：山杨林；秦岭；黄土高原；

Keywords:Qinling Mountains, Loess Plateau, Populus davidiana,

摘 要 ：

Abstract:The Populus davidaina forests are representatire of secondary forest after climax forest communities destroyed in the Qinling Mountains and the Loess Plateau,its local temperature limited the upper border, so it can not be above mixed deciduous broadleaf

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