TY - GEN AU - Sharma,D.R. TI - Physical properties of simulated soil systems as influenced by clay minerals with special reference to water retention characteristics KW - Chemicophysica KW - properties KW - Soil KW - Clay minerals KW - Water KW - Bentonite KW - Kaolinite KW - Humic acid KW - Iron hydroxide KW - Aluminium hydroxide KW - Permeability ER -