Open Access Research Paper Views (497) Download (28) The most important environmental factors affecting the early sexual maturity of Coptodon zilli in Iraq Mohammed Enad Ghazwan Int. J. Biosci.15( 1), 375-383, July 2019. DOI: http://dx.doi.org/10.12692/ijb/15.1.375-383 Key: charactersPhenomenonSexual aspectSexual maturitySpecies Details