00475nam a2200169 a 450000100080000000500110000800800410001910000190006024500920007926000250017130000090019650000380020565300230024365300110026665300190027765300090029610108571999-03-18       1982    bl uuuu     u0uu1 u    #d1 aSTOCKING, M.A.  aEducacao ambiental atraves da demonstracao dos fatores erosivos e suas caracteristicas.  aBrasilia: SNAPc1982  a33p.  aTraducao de Ruth Ferraz do Amaral  aEDUCACAO AMBIENTAL  aEROSAO  aEROSAO DO SOLO  aSOLO