黑河甘肃段浮游植物群落结构演变趋势
孙亚玲, 牛晓宇, 刘进琪, 王欢

Evolution trend of phytoplankton community structure in Gansu section of Heihe River
Yaling Sun, Xiaoyu Niu, Jinqi Liu, Huan Wang
图3 黑河中游水域面积变化趋势
Fig.3 Water area change trend in midstream of Heihe River