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Chinese Journal of Applied Ecology ›› 1998, Vol. 9 ›› Issue (2): 155-158.

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Temporal and spatial distribution of soil erosion on red soil slope field under different land use patterns

Yang Wude1, Wang Zhaoqian1   

  1. Agroecology Institute, Zhejiang Agricultural University, Hangzhou 310029
  • Received:1997-08-06 Revised:1997-10-21 Online:1998-03-25 Published:1998-03-25

Abstract: Anew method of Fixed Soil Core Eu Tracer was founded to investigate the temporal and spatial distribution of soil erosion on red soil slope field under different land use patterns. The results show that the new method is applicable for red soil slope fields, on which, sheet and thin-gully erosion are the main erosion forms. The temporal distribution of erosion was consistent with that of yearly rainfall, and the processing rainstorm period was the peak period of soil erosion in the whole year. On compound slope field, the soil erosion displayed strong, week and depositional on steep, gentle and concave slopes, respectively. At same slope degree and length, the soil erosion rate was decreased with the order of young chestnut garden>bamboo field>sparse masson pine forest land>tea garden.

Key words: Soil erosion, Temporal and spatial distribution, Red soil slope field, Fixed soil core Eu tracer