Open Access Research Paper Views (916) 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 Keywords: characters, Phenomenon, Sexual aspect, Sexual maturity, Species Details