“…The formation of distinct solitary clusters may be due to the fact that geographic barriers preventing gene flow or intensive natural and human selection for diverse and adoptable gene complexes must be responsible for this genetic diversity. These results were in accordance with Dutta et al, (2011), Vennila et al, (2011, Chakravorty and Ghosh (2012), Singh et al, (2012), Karuppaiyan et al, (2013), Manohara and Singh (2013), Allam et al, (2014), Bhadra and Roy (2014), Ramanjaneyulu et al, (2014), Beevi and Venkatesan (2015), Kumar et al, (2015), Bharathi et al, (2016), Chandramohan et al, (2016) and Ashok et al, (2017).…”