湘西坡耕地主要经济林生态经营模式与效果

湘西是湖南省退耕还林工程的重点区域。湘西坡耕地采用经济林生态经营模式退耕还林,取得显著的生态效益、经济效益和社会效益。调查研究了湘西地区坡耕地治理中推广的主要经济林生态经营模式与效果,总结发掘了湘西5大模式类型,并阐述了主要典型模式的结构特点、适用范围与效果。

Main Nonwood Forest Ecological Management Models and Its Effects Used for Sloping Field Treatment in Western Hunan

Western Hunan is the key area in the conversion of cropland to forestland and grassland project in Hunan Province. Significant ecological,economic and social benefits had been achieved by adopting nonwood forest ecological management models for conversion of sloping field to forestland and grassland in Western Hunan. The main popularized nonwood forest ecological management models used for sloping field treatment in the areas and its effects were investigated and researched,and 5 main management types were summarized. Structure characteristics,application areas and effects of the typical models were elaborated.