A Study on Eco-Optimal Models of Rural Landscapes in Karst Mountain Areas of Guizhou

Taking into account the fact that Guizhou has wide development of karst,rural eco-environmental vulnerability and underdeveloped economy and society,this paper points out the significance of optimization of rural karst landscapes in Guizhou.Based on these principles of landscape heterogeneity and diversity,scale,suiting measures to local conditions,stressing characteristics and sustainability,by means of agricultural development,tourism development,mountain development and rocky desertification control,it comes out four optimization models incuding the suburban agriculture tourism model,agricultural tourism model in hilly land,fishery tourism model,and eco-agricultural model in karst-desert areas.