To explore the effect and applicability of contour reverse slope terraces in water and soil conservation of karstic red clay soil area in northern Guangxi. rainfall simulation experiments were conducted on bare red clay soil slopes laid with contour reverse slope terraces to find the erosion pattern in response to different rainfall intensities (15. 30. and 50 mm/h) and bedrock porosi... https://macorners.shop/product-category/2-layers-wood-sign/