The productivity of farmlands in Wugong County was assessed and classified based on "county arable land management information system",information collected in the second national soil survey,and analysis results from the balanced fertilization on soil testing.The results show that the total cultivated area of Wugong County is 32 923.77 hm²,accounting for 83.74% of the total land area.The areas of the 1st,2nd,3rd,4th,5th and 6th grade cultivated land were 4 869.23,11 969.56,9 338.52,4 700.82,1 725.81 and 319.82 hm²,respectively;which constitute of 14.7%,36.36%,28.36%,14.28%,5.24% and 0.97% of the total area of the cultivated land,respectively.Based on evaluation results,recommendations were proposed specifically for arable lands with various grades.