{"version":"1.0","provider_name":"Un Universo invisible bajo nuestros pies","provider_url":"https:\/\/www.madrimasd.org\/blogs\/universo","author_name":"Juan Jos\u00e9 Ib\u00e1\u00f1ez","author_url":"https:\/\/www.madrimasd.org\/blogs\/universo\/author\/universo","title":"Historia de la Ciencia del Suelo 14\u00aa Parte. La Qu\u00edmica Agr\u00edcola en Espa\u00f1a. Luis de Justo un avanzado de la \u00e9poca. (Salvador Gonz\u00e1lez Carcedo).","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"4by11KPVnI\"><a href=\"https:\/\/www.madrimasd.org\/blogs\/universo\/2007\/05\/29\/66626\">Historia de la Ciencia del Suelo 14\u00aa Parte. La Qu\u00edmica Agr\u00edcola en Espa\u00f1a. Luis de Justo un avanzado de la \u00e9poca. 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