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一、林区概况: 麦秀林区位于北纬35°—35°30′,东经101°30′—102°。全面积六万多公顷,有林地面积(包括疏林地)不足四分之一,而火烧迹地、林中空地和灌木林地等占四分之三以上。海拔2700—3800米左右。山脉多南北走向,山高谷深,地形陡峻,坡度大都在35°以上。大陆性气候,冬春季节,严寒少雪,风大干燥,年平均气温1.6℃,日照2496小时,土壤结冻期达五个月之久。年降水量530毫米,多暴雨且集中在七、八月份。蒸发量达1600毫米之多。在海拔3000米左右的阴坡、半阴坡,多青海云杉纯林和云、杨、桦混交的次生林;在海拔3000米以上的阴坡,紫果云杉呈纯林分布;阳坡有生长较好的园柏或柏、云混交林。灌木以高山柳、杜鹃、忍冬、锦鸡儿等为主。草本植物,种类繁
I. Overview of Forests: Mai Xiu Lin is located at latitude 35 ° -35 ° 30 ’and east longitude 101 ° 30’-102 °. A total area of more than 60,000 hectares, with forest land area (including sparse woodland) less than a quarter, while the burned-out sites, open space and shrub land accounted for more than three quarters. 2700-3800 meters above sea level. Mountains and more north-south, deep valleys, steep terrain, mostly in the slope above 35 °. Continental climate, winter and spring, cold and snow less, wind and dry, the annual average temperature of 1.6 ℃, 2496 hours of sunshine, soil freezing period of up to five months. The annual rainfall of 530 mm, heavy rain and concentrated in July and August. Evaporation up to 1600 millimeters. In the shady slopes of about 3000 meters above sea level, semi-shady slope, more green sea spruce pure forest and cloud, poplar, birch mixed secondary forest; at an altitude of 3000 meters above the shady slope, purple fruit spruce was pure forest distribution; sunny Good growth of Parker or cypress, cloud mixed forest. Shrubs willow, rhododendron, honeysuckle, Caragana and other mainly. Herbs, variety