INFLUENCE OF ENGINEERING PROPERTIES OF SOILAND GROUNDWATER MOVEMENT ON GULLY DEVELOPMENT IN RAFINGORA, NORTHERN BIDA BASIN, NIGERIA. FJS [Internet]. 2022 Oct. 31 [cited 2025 Sep. 11];6(5):259-63. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1751