梯级筑坝对黑河上游水体氮磷营养盐分布的影响
王昱, 先锋云, 陈吉平, 张英, 卫芸, 范逸扬, 田苗

Impact of cascade damming on nitrogen and phosphorus nutrient distribution in the Heihe River Basin
Yu Wang, Fengyun Xian, Jiping Chen, Ying Zhang, Yun Wei, Yiyang Fan, Miao Tian
图5 黑河水体TN∶TP和水体富营养化指数
Fig.5 TN∶TP and eutrophication index of Heihe River water body