land erosion

The land erosion is very serious in South China, including 15 provinces mainly and the watererosion is main.

境内土地侵蚀严重，以水蚀为主，其面积６８３３２０ｋｍ２，占全国水蚀面积的３８％。

At the first, the necessity using the ward of "land erosion" was discussed.

建议用“土地侵蚀”一词取代“水土流失”这个术语。