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为给荒漠沙区固沙造林,提供生产稳定、寿命长,生产力高、固沙效果好的常绿树种,自1975年春开始,从东北引进樟子松、黑松和油松种子,在阿左旗头道湖治沙站进行育苗试验,并取得成功,现总结如下: 一、引种地区自然概况头道湖治沙站位于宁夏西北部,内蒙古西部,阿左旗境内的腾格里大沙漠的东南边缘,北纬38度、东经106度,海拔1350米,属荒漠地带。
In order to afforestation in the desert sand area, the Evergreen tree species with stable production, long life, high productivity and good sand fixation effect are provided. Since the spring of 1975, Pinus sylvestris, Pinus thunbergii and Pinus tabulaeformis seeds have been introduced from the northeast, Daohu Lake Station for seedling trials and achieved success, are summarized as follows: First, the natural introduction of the introduction of Taudaohu sand control station is located in northwestern Ningxia, Inner Mongolia, west of the Tengger Desert in the southeast margin , Latitude 38 degrees, longitude 106 degrees, elevation 1350 meters, is a desert zone.