TY - JOUR TI - Modified frequency computation method for optimal environmental flows AU - Dong Zhen-Hui AU - Yang Xiao-Hua AU - Guo Ya-Nan AU - Mei Ying AU - Li Yu-Qi AU - Li Jian-Qiang JN - Thermal Science PY - 2012 VL - 16 IS - 5 SP - 1539 EP - 1543 PT - Article AB - The paper describes a modified frequency computation method to calculate the optimal environmental flows. This method was used to design monthly environmental flows in Lancang river. The environmental flows calculated by the method are compared with those by the ecological flow method and the Tennant method, revealing its effectiveness.