The study takes Shiyan City as example,according to Shiyan's actual circumstance,based on the data of land-using in 1997-2007,it uses R.Costanza's ecosystem service value theory and unit price table of ecosystem service per area under China's average condition to calculate the ecosystem services value in 1997&2007.The result shows that,the value of ecosystem service of Shiyan city is 2.80×1010 and 2.86×1010 yuan,respectively,and average value per person are 8 186.31 yuan and 8 196.53 yuan,respectively.There...