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El suelo colombiano es donde se afirman las raíces de nuestra nacionalidad y de nuestra soberanía, es la base de nuestro territorio y es, además, el sustento de nuestra fértil y exuberante biodiversidad. En el campo científico el estudio del suelo, o edafología, observa y analiza su morfología, composición, materia orgánica y propiedades, principalmente para utilizarlo en beneficio del hombre. Esta ciencia fue primordial en el desarrollo de la Expedición Botánica, su aplicación es esencial para la protección de medio ambiente y ha sido componente fundamental de las carreras de recursos naturales de la Universidad Jorge Tadeo Lozano. El libro Suelos Colombianos, una mirada desde la academia constituye una visión agradecida y a la vez crítica de nuestra geografía. El doctor Abdón Cortés Lombana, quien fuera decano de la Facultad de Agrología, director de la Escuela de Postgrado y director del Centro de Investigaciones Científicas y Estudios Ambientales de nuestra Universidad, deja en esta recopilación de artículos, publicados durante mas de veinte años en la revista La Tadeo, la minucia de su labor académica y ese amor por Colombia que guía sus principios y sus actos. Agrólogo, investigador, expedicionario, profesor, escritor y tadeísta integral, el doctor Cortés explora a cabalidad nuestro recurso tierra, con el ánimo de que su análisis haga parte de la solución agroecológica que necesita nuestro país. Es también este libro el testimonio de una vida académica ejemplar que durante medio siglo ha regado, abonado, enraizado y fortalecido nuestro árbol del conocimiento. Jaime Pinzón López Rector de la Universidad de Bogotá Jorge Tadeo Lozano