Submitted on: 15 October 1998.
Revised on: 19 December 1998.
Accepted on: 18 January 1999.
___________________Environmental Science and Ecotechnology
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Submitted on: 24 March 2004.
Revised on: 25 May 2004.
Accepted on: 24 June 2004.
___________________Environmental Science and Ecotechnology
Submitted on: 14 October 2003.
Revised on: 21 January 2004.
Accepted on: 08 March 2004.
___________________Environmental Science and Ecotechnology
Submitted on: 23 April 2007.
Revised on: 21 July 2007.
Accepted on: 16 September 2007.
___________________Environmental Science and Ecotechnology
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Submitted on: 08 September 2003.
Revised on: 08 October 2003.
Accepted on: 29 November 2003.
___________________Environmental Science and Ecotechnology
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Submitted on: 13 December 2024.
Revised on: 03 February 2025.
Accepted on: 28 March 2025.
___________________Environmental Science and Ecotechnology