Ali RN, Kashmolah AYA. Effect of mineral Fertilizer NPK and Biochar on some growth and Yield characteristics of Maize crop (Zea mays L.) in Calcareous soil in Northern Iraq. Kufa Jour. Agri. Sci. [Internet]. 2026 Jun. 29 [cited 2026 Oct. 9];18(2):122-34. Available from: https://journal.uokufa.edu.iq/index.php/kjas/article/view/24743