In many mountainous regions of Asia, poverty, deforestation and land degradation processes are major development challenges as poor socioeconomic condition and natural resource degradation follow a certain spatial gradient leading to further resources degradation and socioeconomic differentiation (Doppler et al., 2006; Bahadur KC, 2005a,b). Farming systems in these areas are characterized by the inter-relationship of complex natural systems and human society (Doppler 1998; 2006).