青海云杉(Picla crassifolia kom),是祁连山东部山地寒温性针叶林的建群种,当地气候是高寒半干旱的森林草原类型,土壤属于灰褐色森林土。不仅具有耐寒、耐早、耐瘠薄等特性;而且生长快,材质好,外形美观。即是用材树种,也是较好的城市绿化树种。我们从1974年开展引种,进行了育苗和造林试验。现将阶段结果分述如下。 Picla crassifolia kom is a kind of cold temperate coniferous forest in the eastern Qilian Mountains. The local climate is a type of semi-arid forest and grassland, and the soil belongs to gray-brown forest soil. Not only has the cold, early resistance, resistance to infertility and other characteristics; and growing fast, good material, beautiful appearance. That is timber species, but also better urban greening species. We introduced from 1974 and conducted seedling and afforestation experiments. Now stage results are as follows.