Search
Now showing items 1-2 of 2
Informe de la Reunion del Grupo de Expertos Gubernamentales PNUMA/FAO sobre Vigilancia Ambiental de los Suelos y la Cubierta Vegetal
(1976)
Informe de la reunion del grupo de expertos gubernamentales PNUMA/FAO sobre vigilancia ambiental de los Suelos y la cubierta vegetal.
Assessing Soil Degradation: Report of an FAO/UNEP Expert Consultation
(1977)
There is a urgent need for a better understanding of the risks of soil degradation and their geographical distribution as well as a better knowledge of where degradation occurs at present.