In loess hilly-gully region covered by sheet sand,soil water erosion process is different from typical loess hilly-gully region because of worse natural environment and loose land surface material.

 
  • 在片沙覆盖的黄土丘陵区,由于恶劣的自然环境及松散的地表组成物质,土壤的水蚀过程明显地不同于典型的黄土丘陵区。
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