Castillo, Michelle B., and Cezar P. Mamaril. “Comparative Performance of Biofertilizers on Irrigated Lowland Rice (Oryza Sativa L.)”. Annals of Tropical Research 34, no. 1 (May 25, 2012): 29–51. Accessed April 23, 2025. https://atr.vsu.edu.ph/article/view/305.