论文部分内容阅读
岳阳市位于洞庭湖东南部,辖湘阴、汩罗、岳阳、华容、临湘五县市及钱粮湖等五大农场,总面积1615.6万亩,森林复被率16％。地势由东南向西北倾斜,江湖平原河港纵横,丘陵低山起伏,地形复杂。药菇山、大云山、玉池山耸立东南。全境最高海拔1261.1米,最低海拔21.7米。境内有山区、丘陵、平原三种地貌类型。本区地处中亚热带北部,属大陆性湿润季凤气候。年平均气温16.5-17.0℃,无霜期261-277天,年降水量1200-1450
Yueyang City is located in the southeastern part of Dongting Lake and covers five major farms including Xiangyin, Miluo, Yueyang, Huarong, Linxiang, Wu Xian and Qianli Lake, with a total area of 16,156 mu and a forest recovery rate of 16%. The terrain from southeast to northwest tilt rivers and lakes rivers and lakes vertical and horizontal, hilly hilly, terrain complex. Yutu Mountain, Danyunshan, Yu Chi Shan towering southeast. The highest elevation of 1261.1 meters throughout the territory, the lowest elevation of 21.7 meters. The territory of mountains, hills, plain three types of landforms. The area is located in the northern subtropics, is a continental wet season Phoenix climate. The annual average temperature of 16.5-17.0 ℃, frost-free period 261-277 days, annual precipitation 1200-1450