Este libro es una obra técnica y práctica que trata sobre la zootecnia, la ciencia que se enfoca en la crianza y el cuidado de los animales domésticos. León Castro y Espejo nos presentan una guía completa sobre cómo llevar a cabo una explotación ganadera de manera sostenible y eficiente, así como las técnicas de alimentación y reproducción de los animales. Esta obra es una herramienta indispensable para aquellos interesados en la agricultura y la ganadería.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 the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.