Kibatu, Girma, Taju Ahmed, Minalu Shawl, and Liboro Hundito. 2025. “Level of Zinc in Maize Seeds and Maize Growing Soils of Central Mecha, Amhara National Regional State of Ethiopia”. Ethiopian Journal of Science and Technology 9 (1), 1- 14. http://journals.bdu.edu.et/index.php/EJST/article/view/2030.