{"tema_id":"4453","string":"Balance hidrol\u00f3gico","created":"2009-06-17 13:14:10","code":null,"notes":[{"@type":"Nota hist\u00f3rica","@lang":null,"@value":"Se puede usar con un subencabezamiento geogr\u00e1fico. "},{"@type":"Nota bibliogr\u00e1fica","@lang":null,"@value":"556.1 "}]}