| The method of emergy analysis and its application in sustainable development of the characteristic agricultural ecosystem were introduced, dynamic quantitative analysis and evaluation of the characteristic agricultural ecosystem in Zhangzhou city were made according to the method. The results showed that in 2011, the net emergy output of the system, the rate of emergy investment and its sustainable development index were respectively 6.88, 1.14 and 8.29, which all increased compared with those in 2001, it indicated that the system had good potential for sustainable development. In 2011, the environmental carrying capacity rate was 2.07, which meant there was less environmental pressure for the systematic development, compared with other regions. Therefore, increasing the investment in remedial emergy especially in organic emergy and promoting industrialization of the regional characteristic agriculture will make the characteristic agricultural ecosystem in Zhangzhou city more competitive in the sustainable development. |
