Aliyu Umaru Jarengol. Biochar and Biochar-Compost Effects on Soil Quality and Maize (Zea mays L.) Performance in Mubi, Northern Guinea Savannah of Nigeria. AJBAR [Internet]. 2026 Sep. 11 [cited 2026 Nov. 11];13(1). Available from: https://africanscholarpub.com/ajbar/article/view/1614