This course deals with quantitative concept of soil structure; hydrostatic equilibrium-soil water potential; soil moisture characteristics and hysteresis; water flow in saturated and unsaturated phase; unsaturated hydraulic conductivity and diffusivity, (This course deals with quantitative concept of soil structure; hydrostatic equilibrium-soil water potential; soil moisture characteristics and hysteresis; water flow in saturated and unsaturated phase; unsaturated hydraulic conductivity and diffusivity, )