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Traditionally, the spread and extent of human settlement beyond the major riparian zones of Sub-Saharan Africa (SSA) and across many other arid regions of the world, has been determined by availability of groundwater supplies, accessed through hand-dug wells andsprings. In more recent times, grou...


Pavelic, PaulGiordano, MarkKeraita, Bernard N.Ramesh, VidyaRao, Tamma[Groundwater availability and use in Sub-Saharan Africa: a review of 15 countries]Groundwater availability and use in Sub-Saharan Africa: a review of 15 countries
Drechsel, PayKeraita, Bernard N.[Irrigated urban vegetable production in Ghana: characteristics, benefits and risk mitigation]Irrigated urban vegetable production in Ghana: characteristics, benefits and risk mitigation

Background: In Addis Ababa, where irrigation water for vegetable production is commonly derived from the highly polluted Akaki river, information on microbial contamination of water and irrigated vegetable is scanty. An assessment was done to determine the microbiological quality of irrigation wa...


Woldetsadik, D.Drechsel, PayKeraita, Bernard N.Itanna, F.Erko, B.Gebrekidan, H.[Microbiological quality of lettuce (Lactuca sativa) irrigated with wastewater in Addis Ababa, Ethiopia and effect of green salads washing methods]Microbiological quality of lettuce (Lactuca sativa) irrigated with wastewater in Addis Ababa, Ethiopia and effect of green salads washing methods

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