Este manual aborda temas de geolog a aplicada a la agricultura y las artes industriales, ofreciendo conocimientos fundamentales para la explotaci n de recursos terrestres. Una obra esencial para aquellos interesados en la agricultura y las ciencias de la Tierra. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in...