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الصفحة 94
African rice - Digitaria farming landscapes in north - west Sierra Leone African rice ( Oryza glaberrima ) and ' hungry rice ' ( Digitaria exilis ) are two grain crops found only in West Africa ( Portères , 1976 ) .
African rice - Digitaria farming landscapes in north - west Sierra Leone African rice ( Oryza glaberrima ) and ' hungry rice ' ( Digitaria exilis ) are two grain crops found only in West Africa ( Portères , 1976 ) .
الصفحة 251
16 Recent developments in the molecular study of haemoglobin S from West Africa have isolated three variants of the gene for HbS in DNA samples from three different regions . These ' differences . . . in the surroundings of any ...
16 Recent developments in the molecular study of haemoglobin S from West Africa have isolated three variants of the gene for HbS in DNA samples from three different regions . These ' differences . . . in the surroundings of any ...
الصفحة 256
[ Kiple , 1984 : 18-19 ] West Africans never experienced the die - offs which devastated Amerindian populations after contact . But we shall soon see how the West Africa demographic response to European contact placed them in a more ...
[ Kiple , 1984 : 18-19 ] West Africans never experienced the die - offs which devastated Amerindian populations after contact . But we shall soon see how the West Africa demographic response to European contact placed them in a more ...
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المحتوى
JAMES FAIRHEAD AND MELISSA LEACH | 14 |
Pastoralism biodiversity and the shaping of savanna landscapes | 37 |
Biodiversity on the farm | 52 |
حقوق النشر | |
30 من الأقسام الأخرى غير ظاهرة
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
activities administration African agricultural Akan argued associated authority become beliefs biodiversity Cambridge cent century chiefs colonial concept conservation context continued crop cult cultivation culture disease District diversity early East ecology economic environment established example fact farmers farming field fire forest forms Ghana groups household human important increase indigenous individual Institute interest International Kenya knowledge labour land less living LoDagaa London major means missionaries nature northern noted original past patterns period plant political population position possible practices present problems production recent refer region relations remained result rice ritual savanna season Sierra Leone slave smiths social society species spirit structure suggests traditional trees tumbura University Press vegetation village West women World