CHENG Jiong, WANG Ji-zeng, LIU Ping, et al. Problems and Countermeasures of Water-environment in Pearl River Delta Region[J]. Bulletin of Soiland Water Conservation, 2006, 25(2): 91-93.
CHENG Jiong, WANG Ji-zeng, LIU Ping, et al. Problems and Countermeasures of Water-environment in Pearl River Delta Region[J]. Bulletin of Soiland Water Conservation, 2006, 25(2): 91-93.DOI: