TY - SER AU - Levien,R. AU - Leir,Q.de J.van AU - Alves,A.G.C. TI - Influence of surface crust on water infiltration rates measured by a rotating-boom rainfall simulator and a double-cylinder device KW - Agua do Solo KW - Infiltracao KW - Infiltrometro KW - Deterioracao do Solo KW - Erosao do Solo KW - Simulador de Chuva ER -