Rotich EK, Kibet Serem C. Influence of Crop Rotation, Tillage System and Residue on Soil Chemical Changes for Ferralitic Soils in Western Kenya . ajest [Internet]. 2017 May 8 [cited 2026 Apr. 3];3(3):Pg 13-20. Available from: http://ajest.org/index.php/ajest/article/view/195