位于酒泉北部的北山沙漠，横贯果园、银达、三墩三乡，东西绵延５０多公里，昔日这里每逢春末夏初，狂风四起，沙尘弥漫，渠道被填，麦田被压，给当地农业生产造成了严重危害。近年来，随着规模化植树治沙，使肆意狂虐的沙龙得到遏制。如今驱车前往，只见一排排沙枣、白杨，一 Located in the north of the Jiuquan Beishan Desert, across the Orchard, Silver, Sandun Township, east-west stretches more than 50 kilometers, here every spring, late summer and early summer, the wind blew, filled with dust, the channel was filled, the wheat fields were pressured to the local Agricultural production has caused serious damage. In recent years, with the massive tree-planting and sand control, the wantonly tyrannical salon has been checked. Today drove to see I saw a row of sand jujube, poplar, one