Based on the calculation of the total quantity of virtual land of main crops ,the authors computed the Gini coefficient of crops virtual land versus six resources-environment-economy factors, i. e. , popula- tion, cultivated land, water resources, consumption of chemical fertilizer, management of soil-water erosion and GDP. In addition, the temporal distribution of differences in crops virtual land versus the six factors during the period 1999 to 2009 in China was examined in detail. Results indicated that:the Gini coefficients of crops virtua...