华北落叶松自然分布主要在山西、河北两省。近些年,内蒙古、辽宁、陕西、甘肃乃至湖北和我国西南山地引种栽培也取得了良好效果。因抗寒力强、生长迅速、材质良好并具有显著的防护效能,而成为华北地区重要造林树种。然而,过去造林地多选在高 The natural distribution of Larix principis-rupprechtii mainly in Shanxi and Hebei provinces. In recent years, the introduction and cultivation of Inner Mongolia, Liaoning, Shaanxi, Gansu and even Hubei and China’s southwestern mountains have also achieved good results. Due to strong cold resistance, rapid growth, good material and has significant protective effectiveness, and become an important afforestation species in North China. However, pasture selection in the past is high