Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|
Se han encontrado 6 recursos
Tropical forests are decreasing at the rate of 16.9 million hectares per year due mainly to clearing for agriculture and shifting cultivation. Moreover, timber harvesting results in more than 5 million hectares of tropical forest becoming secondary forests every year. CIFOR has a mission to contr...
Tropical forest area is disappearing at the rate of 13.5 million ha each year, due mainly to clearing for agriculture and shifting cultivation. Timber harvesting results in more than 5 million ha of tropical forest annually being transformed into degraded, poorly managed, logged-over forests. The...
This article is a result of a research project to characterize degrated sites in Pucallpa, Peru and determine the adaptability of six native tree species in areas abandoned after agricultural use. Nine farmers were selected for setting-up experimental plots on abandoned land characterized by Ulti...
Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|