Ground conductivity measurements at selected National Wildlife Refuges: North Root, Montana, 2017

Shallow subsurface electrical conductivity was mapped at North Root National Wildlife Refuge (NWR) in northeast Montana using the DUALEM421 electromagnetic sensor...研究人员使用DUALEM421型电磁传感器，在美国蒙大拿州东北部的北鲁特国家野生动物保护区（North Root National Wildlife Refuge，缩写NWR）内完成了浅层地下电导率的测绘工作。