Combined with current situation of development of ecological agriculture pattern in Changsha,strength,weakness,opportunity and challenge for developing sustainable ecological agriculture in Changsha were analyzed in the paper by using SWOT method.The results showed that Changsha should take advantages of itself and grasp external opportunity,expand the sustainable production cycle,lay stress on agricultural industry,increase use of renewable and clean energy,and combine waste disposal system with production so as to developed the 'output-environmental...
