兴国县是全省水土流失最严重的县份,水土流失现象遍及全境。全县24个公社,296个大队,3,370个生产队中,水土流失严重的有11个公社,147个大队,1,751个生产队。全县水土流失面积达180万亩,占总面积的37.5％,其中严重的50万亩,中度的70万亩、轻度的60万亩。按地质条件区分有:风化花岗岩侵蚀区103万亩,紫色页岩侵蚀区27万亩,红沙岩侵蚀区36万亩,第四纪红土侵蚀区14万亩。 Xingguo County is the province’s most serious soil erosion of counties, soil erosion throughout the entire territory. Of the 24 communes and 296 brigades and 3,370 production teams in the county, there are 11 communes, 147 brigades and 1,751 production teams with serious water and soil loss. The county soil erosion area of ​​1.8 million mu, accounting for 37.5% of the total area, of which 50 million mu of serious, moderate 70 million mu, mild 60 million mu. According to the geological conditions are divided: weathered granite erosion area of ​​103 hectares, purple shale erosion area of ​​27 hectares, red sandstone erosion area of ​​36 hectares, Quaternary red earth erosion area of ​​14 hectares.