Alasa, J.J., Bashir, A.U., Mustapha, M. and Mohammed, B. 2021. Experimental Study on the Use of Banana and Pineapple Peel Waste as Biofertilizers, tested on Hibiscus Sabdariffa Plant: Promoting Sustainable Agriculture and Environmental Sanitation. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT. 17, 4 (Dec. 2021), 547-554.