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酉阳县位于北纬29°11′—29°30′,东经108—18′—109°20′。海拔高264—1895米,年平均降雨量1389毫米,年平均温度14.9℃,年平均相对湿度80％,属中亚热带湿润季风区。四季分明,气候温和、无酷热严寒,雨量充沛,分布不均,日照少,无霜期长。土壤多为石灰岩母质发育的山地黄壤,主要植被以禾本科草类为主、间有蕨类、野菊、及马桑、白刺等,复盖度多为40—90％。县内森林资源缺乏,立地条件差,水土流失严重,尤其是海拔
Youyang County is located at latitude 29 ° 11’-29 ° 30 ’and longitude 108-18’-109 ° 20’E. 264-1895 meters above sea level, the average annual rainfall of 1389 mm, the annual average temperature of 14.9 ℃, the average annual relative humidity of 80%, is a humid subtropical monsoon region. Four seasons, mild climate, no heat and cold, abundant rainfall, uneven distribution, less sunshine, frost-free period. Soil mostly limestone parental development of the mountainous yellow soil, the main vegetation to Gramineae grass-based, between ferns, wild chrysanthemum, and Magna, white thorns, etc., covering more than 40-90%. County’s lack of forest resources, poor site conditions, soil erosion is serious, especially at sea level