The New Encyclopædia Britannica: L-ZEncyclopædia Britannica, 1992 - 32 pages |
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Page 49
... tropical red earths or soils were indiscrim- inately referred to as laterites , but it is now clear that the term laterite should be confined to those tropical soils with large concentrations of iron and aluminum sesquioxides ...
... tropical red earths or soils were indiscrim- inately referred to as laterites , but it is now clear that the term laterite should be confined to those tropical soils with large concentrations of iron and aluminum sesquioxides ...
Page 50
... tropical air mass to the north and by maritime tropical and maritime equatorial air masses to the south . These northern and southern air masses meet at the intertropical convergence zone ( ITCZ ) . The hot , dry con- tinental tropical ...
... tropical air mass to the north and by maritime tropical and maritime equatorial air masses to the south . These northern and southern air masses meet at the intertropical convergence zone ( ITCZ ) . The hot , dry con- tinental tropical ...
Page 56
... Tropical Africa experienced contemporaneous fluctuations in its climate , although it is misleading to infer any simple equivalences between these fluctuations and the European periods of glacial advances and retreats . During the ...
... Tropical Africa experienced contemporaneous fluctuations in its climate , although it is misleading to infer any simple equivalences between these fluctuations and the European periods of glacial advances and retreats . During the ...
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20th century Abelian group addition aesthetic Afghanistan agriculture Albania alcohol algae algebra animals basin called central centre ceremonial climate coast common complex numbers Congo contains Côte d'Ivoire countries crops cultivation culture dance defined desert developed drinking drug East eastern economic Egypt elements equations European example farm feet field Figure finite fish forest functor Igbo important Indians integers irrigation isomorphism Kabul Kenya Lake Lake Chad Lake Victoria land language lattice Lie algebra linear major mapping miles modern mountains Niger Nigeria Nile northern operations patterns percent period Plains plants Plateau polynomial population rainfall real numbers region ring ritual River Sahara savanna social soil South Africa southern Africa species subgroup Sudan Tanzania theory tion traditional tribes tropical United valley vector space vegetation village West Africa western x₁ Yoruba Zaire Zambia Zimbabwe