Famine in the Focus of Geography || Fertility of Soil Map Units: An Exploratory Study in Lower N'Gell Valley, Northern Nigeria
Oluwole AmeyanVolume:
14
Language:
english
Journal:
GeoJournal
DOI:
10.2307/41143776
Date:
January, 1987
File:
PDF, 2.83 MB
english, 1987