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Rapid urban growth in sub-Saharan Africa challenges food supply of cities. As food and other organic matter are transported from production areas to consumption points, water, which has been used for their production, is transported virtually. This study aimed at determining the magnitude and sou...


Akoto-Danso, Edmund K.Karg, H.Drechsel, PayNyarko, G.Buerkert, Andreas[Virtual water flow in food trade systems of two West African cities]Virtual water flow in food trade systems of two West African cities

In many African cities urban and peri-urban agriculture (UPA) plays a major role in creating jobs and contributing to food security. However, many small-scale UPA systems are characterised by excessive nutrient inputs to the livestock unit and poor handling of manure. To assess the impact of impr...


Rodrigue, V.C.Diogo, Rodrigue V. CaoSchlecht, E.Buerkert, AndreasRufino, Mariana C.Wijk, Mark T. van[Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city: A scenario analysis]Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city: A scenario analysis

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