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●水土流失——指在水力、重力、风力等外营力作用下,水土资源和土地生产力的破坏和损失,包括土地表层侵蚀和水土损失,亦称水土损失。●崩岗——是我国南方广东、江西等省风化花岗岩地区特有的现象。这些地区,由于气温高、降雨多,山区、丘陵区的风化花岗岩深50～60m或更深。一旦地面植被破坏,暴雨中坡面
● Soil and water loss - refers to the destruction and loss of land, water and land productivity under the external force of hydropower, gravity, wind and other external forces, including soil surface erosion and water and soil loss, also known as water and soil loss. ● Collapse - is a peculiar phenomenon in the weathered granite areas of Guangdong Province and Jiangxi Province in southern China. In these areas, weathering granite in the mountains and hilly areas is 50 to 60 m deep or deeper due to high temperatures and heavy rainfall. Once the ground vegetation is destroyed, the rainstorm slope