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Chinese Journal of Applied Ecology ›› 1994, Vol. 5 ›› Issue (2): 221-224.

• Articles • Previous Articles    

Effect of synthetic wastewater on eco-physiological indexes of Kandelia candel seedlings:a preliminary report

Chen Guizhu1, Miao Shenyu1, Nora F. Y. Tam2, Yu Shanwong3   

  1. 1. Zhongshan University, Guangzhou 510275;
    2. City Polytechnic College of Hong Kong, Hong Kong;
    3. Hong Kong University of Science and Technology, Hong Kong
  • Received:1993-04-27 Revised:1993-10-14 Online:1994-04-25 Published:1994-04-25

Abstract: After treated with synthetic wastewater for 9 month in a greenhouse,the chllorophyll,proline and water contents,catalase activity and relative electric conductivity of Kandeliacandel leaves are determined. Normal concentration of wastewater stimulates the growth of seedlings,while five and ten times of normal concentration provide a similar growth as control and have a signigficant effect on eco-physiological indexes.The present study demonstrates that Kandelia candel might have a stronger resistance to municipal wastewater and its feasible to treat them with it.

Key words: Synthetic wastewater, Kandelia candel, Eco-physiological index, soil nitrogen, controlled release blend bulk urea, soil enzyme activity