湖南省油茶林分生态功能效益评估  

Ecological Benefit Assessment of Camellia oleifera Forests of Hunan Province

作　　者：王永安[1] 黄金玲[1] 付达夫[1] 

机构地区：[1]国家林业局中南林业调查规划设计院,湖南长沙410014

出　　处：《林业调查规划》2003年第1期37-41,共5页Forest Inventory and Planning

摘　　要：近年对木材林群落生态功能和效益的评估层出不穷 ,但对经济林油茶的生态功能及生态效益 ,却未见 ,本研究用抽样方法在湖南油茶林产区抽取样地 80块 ,实测单木 196 0株 ,测定油茶立地因子和生态因素、土壤非毛管孔隙度、侵蚀模数等 ,计量油茶林、涵养水源、保持水土迳流能力 ,并进行效益评估。The ecological benefit of Camellia oleifera forests at the producing area of Hunan province was assessed by surveying 80 plots of samples, 1 960 tree individuals. A series of indexes which determining the capability of soil for water conservation and of runoff prevention, such as the site condition, ecological factors, non_capillary porosity of soil and erosion modulus were examined and analyzed.

关 键 词：油茶林 生态效益 效益评估 

分 类 号：S794.4[农业科学—林木遗传育种]