The vast majority of farmers in sub-Saharan Africa depend on rainfed agriculture for food production and livelihood. Various factors including but not limited to rainfall variability, land degradation, and low soil fertility constrain agricultural productivity in the region. The objectives of thi...
Worqlul, A.W.
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Dile, Y.T.
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Schmitter, Petra
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Jeong, J.
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Meki, M.N.
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Gerik, T.J.
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Srinivasan, R.
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Lefore, Nicole
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[Water resource assessment, gaps, and constraints of vegetable production in Robit and Dangishta watersheds, Upper Blue Nile Basin, Ethiopia]
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Water resource assessment, gaps, and constraints of vegetable production in Robit and Dangishta watersheds, Upper Blue Nile Basin, Ethiopia
In order to contribute to improved utilisation of herbaceous legumes, in particular Centrosema macrocarpum and Stylosanthes guianensis for crop-livestock systems, the present study explored a number of management options to improve the effect of legumes on subsequent maize yield. The objectives o...
Muhr, I.
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Tarawali, Shirley A.
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Peters, Michael
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Schultze-Kraft, Rainer
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[Soil mineral N dynamics and maize grain yields following Centrosema macrocarpum and Stylosanthes guianensis: Effects of different rotations and varying levels of N fertiliser]
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Soil mineral N dynamics and maize grain yields following Centrosema macrocarpum and Stylosanthes guianensis: Effects of different rotations and varying levels of N fertiliser
Traoré, K.
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Zemadim, Birhanu
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Dembele, C.O.
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Dicko, M.
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Traoré, K.
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Samake, O.
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Tabo, Ramadjita
,
[Evaluating the impact of contour bunding technology on runoff, soil erosion and crop yield in southern Mali]
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Evaluating the impact of contour bunding technology on runoff, soil erosion and crop yield in southern Mali
As cassava is grown mostly by small resource-limited farmers throughout the tropics on low-fertility soils with little fertilization and, due to the large potassium (K) export in harvested roots, genotypes that tolerate low-K soils and respond to K fertilization are warranted. The objective of th...
El-Sharkawy, Mabrouk A.
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Cadavid López, Luis Fernando
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[Genetic variation within cassava germplasm in response to potassium]
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Genetic variation within cassava germplasm in response to potassium
The potential of Crotalaria ochroleuca check for this species in other resources as a green manure crop was evaluated in a series of on-station and on-farm trials on reddish kaolinitic loam and sandy clay loam soils in Uganda. Production of the green manure by intercropping Crotalaria with eithe...
Wortmann, Charles S.
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Isabirye, M.
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Musa, S
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[Crotalaria ochroleuca as a green manure crop in Uganda]
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Crotalaria ochroleuca as a green manure crop in Uganda
This paper investigates how climate change can affect agricultural production and proposes some adaptation measures that could be undertaken to mitigate the negative effects of climate change while enhancing the positive ones. The paper stresses the importance of planned adaptation measures and h...
Protocols were established for screening rice genotypes for tolerance to water-limited conditions under field conditions. These protocols were successfully used to select the best genotypes for further experiments. Rice genotypes responded differently when subjected to water-limited conditions. E...
Sakai, T
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Duque E., Myriam Cristina
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Vallejo Cabrera, Franco Alirio
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Pompilio Martinez, C
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Ishitani, Manabu
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[Establishment of drought screening protocols for rice under field conditions = Protocolo para la selección de genotipos de arroz tolerantes a déficit hídrico en campo]
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Establishment of drought screening protocols for rice under field conditions = Protocolo para la selección de genotipos de arroz tolerantes a déficit hídrico en campo
Of particular interest for extractivism in tropical forest areas are useful species that occur at high density, such as the palm tucuma (Astrocaryum tucuma Martius-syn. A. aculeatum G.F.W. Meyer), a colonizer of disturbed areas in the central Amazon, whose edible fruits have found an interesting ...
Schroth, Götz
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Mota, M.S.S. da
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Lopes, R.
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Freitas, A.F. de
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[Extractive use, management and in situ domestication of a weedy palm, Astrocaryum tucuma, in the central Amazon]
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Extractive use, management and in situ domestication of a weedy palm, Astrocaryum tucuma, in the central Amazon
Kakumanu, Krishna Reddy
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Kuppannan, Palanisami
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Aggarwal, Pramod K.
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Ranganathan, C.R.
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Nagothu, U. S.
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[Adaptation strategies to address the climate change impacts in three major river basins in India]
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Adaptation strategies to address the climate change impacts in three major river basins in India