Dr. Paulino A. Oñal, Jr., and Rex J. Jinon. “PRODUCTIVITY OF SUGARCANE APPLIED WITH DIFFERENT QUANTITIES OF NPK AT CENTRAL PHILIPPINES ”. European Journal of Agricultural and Rural Education 3, no. 4 (April 8, 2022): 1-4. Accessed March 12, 2025. https://scholarzest.com/index.php/ejare/article/view/2046.