Submitted on: 27 June 1998.
Revised on: 04 September 1998.
Accepted on: 30 October 1998.
___________________JOURNAL OF PLANT PROTECTION RESEARCH
Submitted on: 23 May 2023.
Revised on: 28 August 2023.
Accepted on: 17 October 2023.
___________________JOURNAL OF PLANT PROTECTION RESEARCH
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Submitted on: 22 March 2002.
Revised on: 06 July 2002.
Accepted on: 02 August 2002.
___________________JOURNAL OF PLANT PROTECTION RESEARCH