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الصفحة 1
Predictions about variations in species richness can also be made on the basis of , for example , the theory of island biogeography . The concept of biodiversity is , thus , intimately bound up with theories and information about ...
Predictions about variations in species richness can also be made on the basis of , for example , the theory of island biogeography . The concept of biodiversity is , thus , intimately bound up with theories and information about ...
الصفحة 38
For example , the dryer portions of the African continent , including savannas , are subject to large rainfall fluctuations and sustained droughts , from one year to the next . Climatic data collected over the last decade reveal that ...
For example , the dryer portions of the African continent , including savannas , are subject to large rainfall fluctuations and sustained droughts , from one year to the next . Climatic data collected over the last decade reveal that ...
الصفحة 137
One such example involved a 1.58 m diameter buttressed emergent Antiaris africana in a watershed forest around a village spring , the only perennial water source for the plateau town .
One such example involved a 1.58 m diameter buttressed emergent Antiaris africana in a watershed forest around a village spring , the only perennial water source for the plateau town .
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activities administration African agricultural Akan argued authority become biodiversity Cambridge cent century chiefs Christian colonial communities concept conservation context continued created crop cult cultivation culture disease District diversity early ecology economic effects environment environmental example fact farmers farming field forest forms Ghana groups household human important increase indigenous Institute interest International interpretation knowledge labour land less lives LoDagaa London major means missionaries nature northern noted original particular past patterns period plant political population position possible practices present problems production question recent refer region relations religious remained result rice savanna season Sierra Leone slave social society species spirit structure suggest traditional trees University Press variety vegetation village West women World