Data/hora: 22/06/2024 08:28:55

Biblioteca(s): 	Embrapa Trigo.	
Data corrente: 	10/01/2010	
Data da última atualização: 	19/07/2013	
Autoria: 	LAL, R.	
Título: 	The soil and water conservation problem in Africa: ecological differences and management problems.	
Ano de publicação: 	1977	
Fonte/Imprenta: 	In: INTERNATIONAL CONFERENCE IN SOIL CONSERVATION AND MANAGEMENT IN THE HUMID TROPICS, Ibadan, Nigeria, 1975. Proceedings... New York: John Wiley, p. 143-149, 1977.	
Idioma: 	Inglês	
Conteúdo: 	The forest region in Africa is continuously giving way to derived savannah, because of the increasing demand for food production. Roche (1973) reported that the forested region had decreased by 100 milion hectares. Before discussing the differences in the erosion problems and management principles in the two environments, a brief review of erosion research and surveys is given. An earlier survey of the erosion hazard in Africa has been reported by Stokdale (1973) and a recent review has been ...	
Thesagro: 	Conservação; Ecologia; Erosão; Solo.	
Thesaurus Nal: 	Africa.	
Categoria do assunto: 	--	
Registro original: 	Embrapa Trigo (CNPT)	
Exemplares: 	CNPT - (19415-1) - ADD - SP - -- - 05496 -  - 05496 - DIS