TY - BOOK ED - American Society of Agronomy \ Crop Science Society of America \ Soil Science Society of America TI - Soil and water sceince : : Key to Understanding Our Global Environment SN - 0891188169 U1 - 631.4 S683s PY - 1994/// CY - Madison, Wisconsin: PB - Soil Science Society of America, KW - AGR KW - AGUA KW - SUELOS N1 - Incluye prefacio y contenido ER -