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315%4WHO70%ZMWG2005//5123411.1+501211100062110005S725.1BTheNorthernRiversEcologicalRevetmentTechnologySunChengqiangGuoJinAbstractecologicalwaterconservancycareerdevelopment,droughtlittlerain,river,ecologicalenvironment,soilerosionseriousphenomenonistheremarkablecharacteristicofthenorthernrivers,fortheNorthRiverEcologicalConstructionrevetmenttypeforreliefandimprovementofriverecologicalenvironmenthascertainpositiverole.Keywordsecologicalrevetmentrigidprotectionexiblerevetment19792012-03-2020121442017351.2123451.3PPUV//123451m1m2003001.412342010450m102201214