Submitted on: 10 February 1999.
Revised on: 21 March 1999.
Accepted on: 29 April 1999.
___________________JOURNAL OF TROPICAL ECOLOGY---CAMBRIDGE UNIV PRESS
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Submitted on: 01 April 2019.
Revised on: 16 June 2019.
Accepted on: 02 July 2019.
___________________JOURNAL OF TROPICAL ECOLOGY---CAMBRIDGE UNIV PRESS
Submitted on: 15 August 2014.
Revised on: 31 October 2014.
Accepted on: 23 November 2014.
___________________JOURNAL OF TROPICAL ECOLOGY---CAMBRIDGE UNIV PRESS
Submitted on: 19 April 2010.
Revised on: 21 June 2010.
Accepted on: 15 August 2010.
___________________JOURNAL OF TROPICAL ECOLOGY---CAMBRIDGE UNIV PRESS
Submitted on: 24 May 2011.
Revised on: 02 September 2011.
Accepted on: 08 October 2011.
___________________JOURNAL OF TROPICAL ECOLOGY---CAMBRIDGE UNIV PRESS
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