This book is intended as a basic information kit that tells “the story” of desertification, land degradation and drought at the global scale, together with a comprehensive set of graphics. The book indicates trends as they have taken place over the last decades, combining and connecting issues, and present priorities.
Résultats de la recherche
Résultats de la recherche
Showing items 1 through 9 of 2.-
Library ResourceManuels et directivesArticles et Livresjanvier, 2012Global
-
Library ResourceRapports et recherchesnovembre, 2011Global
Land is defined as a system engaged in generating biological productivity. It is the earth’s infrastructure for life. The rate and quality of production generated from the land depends on its major components, soil and its fertility. Soil organic matter, derived from the vegetation supported by a particular soil, is the major component that controls soil fertility.
Rechercher dans la bibliothèque foncière
Grâce à notre moteur de recherche robuste, vous pouvez rechercher n'importe quel document parmi les plus de 64 800 ressources hautement conservées dans la bibliothèque du foncier.
Si vous souhaitez avoir un aperçu de ce qui est possible, n'hésitez pas à consulter le guide de recherche.