1. School of Life Sciences and Bioengineering, Nelson Mandela African Institution of Science and Technology (NM-AIST), P.O. Box. 447, Tengeru, Arusha, Tanzania
2. Department of Food Biotechnology and Nutritional Sciences (FBNS), School of Life Sciences and Bioengineering (LiSBE), Nelson Mandela African Institution of Science and Technology (NM-AIST), P.O. Box. 447, Tengeru, Arusha, Tanzania
3. Department of Rural Economy and Agriculture, African Union Commission, P.O. Box 3443, Addis Ababa, Ethiopia
4. Department of Global Health and Biomedical Sciences, School of Life Sciences and Bioengineering (LiSBE), Nelson Mandela African Institution of Science and Technology (NM-AIST), P.O. Box 447, Arusha, Tanzania