Andualem, Alemu, Tamirat Wato, Abera Asfaw, and Gutema Urgi. “Improving Primary Nutrients (NPK) Use Efficiency for the Sustainable Production and Productivity of Cereal Crops: A Compressive Review”. Journal of Agriculture Sustainability and Environment 3, no. 1 (April 26, 2024): 1–28. Accessed November 21, 2024. https://www.jescae.com/index.php/jase/article/view/833.