一、珠江水系概况 珠江是我国四大河流之一,主流上游南盘江发源于云南省沾益县,流至贵州省蔗香与北盘江汇合后称红水河。红水河从贵州省流入广西,至石龙县有柳江汇入后,称为黔江,柳江上游为融江,与贵州省境内的都柳江相接。黔江至桂平县与郁江相汇后称浔江,郁江上游是左江和右江。浔江流至梧州市, I. Overview of the Pearl River Basin Pearl River is one of the four major rivers in China. The upper reaches of the mainstream Nanpanjiang River originated in Zhanyi County of Yunnan Province and flowed to Guizhou Province. The Hongshui River flows into Guangxi from Guizhou Province and reaches Liujiang River in Shilong County. It is called Qianjiang. The upper reaches of Liujiang River is Rongjiang River and connects with Duyujiang River in Guizhou Province. Qianjiang to Guiping County and Yujiang phase after the convergence Qijiang River, Yujiang River is the upper reaches of the Youjiang and Youjiang.浔 Jiang flow to Wuzhou City,