基于土地利用效益的土地资源可持续利用评价 -以阿克塞县为例Research on Rational Use of Land Resources of Akesai ( Gansu agricultural university resources and environment institute )Abstract: From the land utilization benefit of economic benefits, social benefits, ecological benefits3 aspects, established the Aksay county land resources sustainable utilization evaluation index system, the use of entropy method to establish the weight coefficient and comprehensive evaluation mo