Journal of Ecology and Rural Environment ›› 1995, Vol. 11 ›› Issue (3): 15-18,封4.doi:

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Study on movement of Cu and As in rice -soil system and its ef-fects on rice

CHEN  Shu-Yuan, XU  He-Bao, XIE  Ming-Yun, XU  Li-Fan, CAO  Yu, WU  Chang-Ye, YANG  Ying-Qi   

  1. Institute of Botany,JiangsuProvince/Chinese Aeademy of Sciences
  • Received:1994-08-12 Revised:1994-12-14 Online:1995-08-10 Published:2012-04-24

Abstract: The movement of Cu and As in rice -soil systemand its effects on ecological environment rice-soil ecosystem pos-sesses significant mitigation effect on Cu and As pollution. Theconcentrations of soluable and exchangable Cu and As in soil arevery low. Cu and As entering rice are mainly accumulated in riceroots. The antagonistic actions are existing between soil Cu andAs.The critical value of Cu As in soil should be determinedupon the comprehensive viewpoint of multiple factors. 

Key words: Cu and As pollution, rice-soil system, antago-nistic action, critical value

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