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All editorial correspondence should be addressed to Dr. A.R. Shakoori, Distinguished National Professor & Director, School of Biological Sciences, University of the Punjab, Quaid-i-Azam Campus, Lahore- 54590, Pakistan. E-mail:;

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Pakistan Journal of Zoology

Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column '' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by