20年张掖盆地绿洲结构和规模变化及其影响因素
卢调雪, 杨林山, 冯起, 朱猛, 李乃玉

The change of oasis structure / scale and its influencing factors in Zhangye Basin in recent 20 years
Tiaoxue Lu, Linshan Yang, Qi Feng, Meng Zhu, Naiyu Li
表1 张掖盆地5期各土地利用类型面积统计(km2
Table 1 Statistics of the area for the different land use types in Zhangye Basin in the five stageskm2
土地利用类型年份
20002005201020152018
耕地1 821.201 974.102 103.982 148.002 167.96
林地107.4092.8981.3079.5580.14
高覆盖草地7.606.798.7110.5016.14
中覆盖草地49.4947.6849.7347.8448.67
低覆盖草地683.33668.32641.96630.52673.27
水域184.57188.89189.18195.52197.40
建筑用地165.10173.56185.38208.97235.12
未利用土地2 834.022 702.212 597.252 533.472 434.02