“五月天山雪,无花只有寒,笛中闻折柳,春色未曾看……”李白的这首诗用在内蒙古自治区阿龙山林业局境内的奥克里堆山是再恰当不过了。奥克里堆山是内蒙古大兴安岭林区北部最高峰,海拔1520米,是我国下雪时间最早、融化最晚的死火山。山顶积雪常年不化,年平均存雪期为240多天。从山下到山上,植被呈阶梯状分布,到处是嶙峋的火山 “May Tianyunshan, no flowers only cold, flute Wenliu Liu, spring did not see ... ...” Li Bai’s poem used in the Inner Mongolia Autonomous Region Aalongshan Forestry Bureau Oakley Hill is even more appropriate. Oakleigh Hill is the highest peak in northern Daxinganling, Inner Mongolia, 1520 meters above sea level, is the earliest snowfall in China, the latest melting of the extinct volcano. Peak snow all year round, the average annual deposit of more than 240 days. From the foot of the mountain to the mountain, the vegetation is distributed in a step-like manner, and the volcanic rocks everywhere