The editor, Arsi Journal of Sciences and Innovations (AJSI), Research and Publications Directorate, Arsi University, P. O. Box 193, Asella, Ethiopia, Telephone: +25122380258, email  This email address is being protected from spambots. You need JavaScript enabled to view it.  or website:. www. This email address is being protected from spambots. You need JavaScript enabled to view it.