[Objective] A scientific monitoring methods for sediment-retaining amount in check dams were studied in order to provide practical support for accurately obtaining the sediment-retaining amount. and to realize the safe operation of check dams and the benefits of silt retaining. [Methods] Taking the Loess Plateau as the study area. the monitoring importance and existing problems of sed... https://parisnaturalfoodes.shop/product-category/ultra-balm/