EFFECT OF DIFFERENT RATES OF BIOCHAR ON NODULATION AND YEILD OF SOYBEAN (Glycine max.L.merill). FJS [Internet]. 2022 Aug. 15 [cited 2025 Sep. 12];6(4):12-6. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1036