In terms of the change magnitude of land use of main urban areas : land for residential areas and mining cultivated land grassland forest land idle land land for traffic other agricultural land land for water facilities garden land ; in terms of change magnitude of land use of various counties ( cities ) under its administration : grassland idle land cultivated land forest land land for water facilities other agricultural land land for residential areas and mining garden land land for traffic 主城区土地利用变化强度是居民点及工矿用地耕地牧草地林地未利用地交通用地其他农用地水利设施用地园地;而下辖各县(市)土地利用变化强度是牧草地未利用地耕地林地水利设施用地其他农用地居民点及工矿用地园地交通用地。