@article{QI Shanzhong_30, author = {QI Shanzhong, WANG Tao, LUO Fang, LUO Wanyin, GUO Jian}, title = {A Case Study on Characteristics and Countermeasures of Environmental Degradation in the Heihe River Basin, Northwestern China}, publisher = {PROGRESS IN GEOGRAPHY}, year = {2004}, journal = {PROGRESS IN GEOGRAPHY}, volume = {23}, number = {1}, eid = {30}, pages = {30-37}, keywords = {

eco-environmental degradation;countermeasures;Heihe River Basin;arid area of northwest China

}, doi = https://www.progressingeography.com/EN/10.11820/dlkxjz.2004.01.004 }