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一、南流江流域基本概况南流江是钦州地区最大的河流,发源于北流县的大容山,流经博白、浦北、合浦三县,于合浦县的党江公社流入北部湾。集水面积(常乐水文站以上)为6,592公里~2;流域内地势为东北向西南倾斜,上游为山区,植被较好,玉林附近为盆地,常乐以下为合浦平原,其余为丘陵,植被较差。较大支流,博白至常乐之间有合江、马江、张黄江,常乐下游约12公里有武利江汇入。在合浦县城上游约3公里处,有分洪水道——洋江(见图1)。
First, the basic profile of the South Liujiang River Nanliu River Qinzhou region is the largest river, originated in Beiliu County Mount, flowing through Bobai, Pubei, Hepu three counties, Hepu County, the party communes into the North Bay . The water catchment area (above Changle Hydrological Station) is 6,592 km ~ 2; the interior of the basin is northeast to southwest, the upper reaches are mountainous areas, the vegetation is good, the basin is near Yulin, the Hepu plain is below Changle, and the rest is hills and vegetation Poor. Larger tributaries, Bobai to Changle between Hejiang, Majiang, Zhang Huangjiang, Changle downstream about 12 km there Wu Lijiang import. In Hepu County, about 3 kilometers upstream, sub-flood channel - Yangjiang (see Figure 1).