Study on Sustainable Utilization of Cultivated Land Resources in Jining City

Cultivated land resources, as a rare resource,has fixability in space position and excludability in utilization. It demands sustainability in using process,and pursues unity of economy, society and ecology. From the aspect of sustainable utilization, evaluation index system of cultivated land sustainable utilization is established. By using related coefficient, the weight of each index was calculated. According to scientific gray forecast theory, using GM(1, 1) module of DPS data processing software, it is tested that sustainable utilization of cultivated land in 1991—2003 in Jining city stands in a rising stage. It is predicated that cultivated land will still in a rising stage in 2004—2020, but sustainable utilization elements which will effect cultivated land should be controlled.