1. Natural Sciences Department, College of Arts and Sciences, Mindanao State University-Maguindanao, Dalican, Datu Odin Sinsuat, Maguindanao, PHILIPPINES
2. Institute of Agriculture and Life Sciences, Davao Oriental State University, City of Mati, Davao Oriental, PHILIPPINES
3. Biology Department, Ateneo de Davao University, Davao City, PHILIPPINES