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蒙古柞(Quercus mongolica)在大兴安岭分布较广,沿大兴安岭主脉由北北东至南南西走向,南起北纬47°至北纬51°21′,东经120°以东,长600公里,宽约10公里,面积约600万公顷的狭长地带。岭南林区位于大兴安岭东南坡,该区气候比大兴安岭偏暖,年平均气温-2℃～0℃,温暖指数45°～55℃,无霜期90—120天,年降水400～500毫米,土壤主要为暗棕色森林土。蒙古柞是耐
Quercus mongolica is widely distributed in the Greater Khingan Range. It extends along the main artery of the Greater Hinggan Mountains from north to north to east and south to west and south from 47 ° north latitude to 51 ° 21 ’north longitude 120 ° east long and 600 km long and 10 km wide , An area of about 6000000 hectares of strip. Lingnan Forest is located in the southeastern slope of Daxinganling. Its climate is warmer than Daxing’an Mountain. Its annual average temperature is -2 ℃ ~ 0 ℃, warm index is 45 ℃ ~ 55 ℃, frost-free period is 90-120 days, and annual precipitation is 400 ~ 500 mm. Dark brown forest soil. Mongolian oak is resistant