通过引入耕地面积相对变化率计算分析了张掖绿洲各区县耕地资源变化的区域差异。
By calculating the relative change ratio of the cultivated land, the author analyzes the difference of the cultivated land changes in the different sections of Zhangye Oasis.
应用GIS技术分析了1985—2006年张掖绿洲农田和草地的斑块动态特征。
By using GIS technology, this paper studied the patch dynamics of cropland and grassland in Zhangye oasis, Gansu Province in 1985-2006.
利用布设在黑河流域中游的张掖绿洲区的一套自动气象观测系统在2003- 2004年的资料，分析了一个完整年度内春小麦和夏玉米间作农田生态系统的辐射收支及其变化特征。
Based on the experiments conducting in an intercropping field in Zhangye Oasis in the middle reach of Heihe River basin in 2003-2004, the characteristics of radiation budget are analyzed.
张掖南枕祁连山，北依合黎山、龙首山，黑河贯穿全境，形成了特有的荒漠绿洲景象。
Zhangye rests it head on Qilian Mountain in the south and leans on Heli Mountain in the north, with Hei River running through its territory, forming a distinguished view of oasis in desert.
张掖南枕祁连山，北依合黎山、龙首山，黑河贯穿全境，形成了特有的荒漠绿洲景象。
Zhangye rests it head on Qilian Mountain in the south and leans on Heli Mountain in the north, with Hei River running through its territory, forming a distinguished view of oasis in desert.
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