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We calculated a simple indicator of food availability using data from 93 sites in 17 countries across contrasted agroecologies in sub- Saharan Africa (>13,000 farm households) and analyzed the drivers of variations in food availability. Crop production was the major source of energy, contributing...

We calculated a simple indicator of food availability using data from 93 sites in 17 countries across contrasted agroecologies in sub- Saharan Africa (>13,000 farm households) and analyzed the drivers of variations in food availability. Crop production was the major source of energy, contributing...


Frelat, RomainLópez Ridaura, SantiagoGiller, Ken E.Herrero, Mario T.Douxchamps, SabineDjurfeldt, Agnes AnderssonErenstein, OlafHenderson, Benjamin B.Kassie, MenalePaul, Birthe K.Rigolot, CyrilleRitzema, Randall S.Rodríguez, DanielAsten, Piet J.A. vanWijk, Mark T. van[Drivers of household food availability in sub-Saharan Africa based on big data from small farms]Drivers of household food availability in sub-Saharan Africa based on big data from small farms

Smallholder potato yields in Uganda are low (<4.7 tha-1) compared to 25 tha-1 attainable on-station yields, attributed to: poor quality seed, low soil fertility, pests and diseases, limited knowledge and weak policy environment. Potatoes however represent about half of the total monetary value of...


Walukano, W.Pali, Pamela N.Wairegi, L.W.I.Nanfumba, D.Arinaitwe, A.Basalirwa, D.Asiimwe, R.Asten, Piet J.A. van[Yield gap analyses to inform policy on sustainable crop intensification pathways in Uganda]Yield gap analyses to inform policy on sustainable crop intensification pathways in Uganda

Livestock play multiple roles for smallholder farmers in sub-Saharan Africa. Mixed crop-livestock systems are common in South Kivu, eastern DR Congo, but herd sizes are small and numbers of large livestock (i.e. cattle) have declined, due to high population density, recent conflicts and extreme p...


Klapwijk, C.J.Schut, M.Asten, Piet J.A. vanVanlauwe, BernardGiller, Ken E.Descheemaeker, K.[Micro-livestock in smallholder farming systems: the role, challenges and opportunities for cavies in South Kivu, eastern DR Congo]Micro-livestock in smallholder farming systems: the role, challenges and opportunities for cavies in South Kivu, eastern DR Congo

Sub-Saharan Africa needs to produce more food, feed, and fiber to support its growing population and intensification of smallholder agriculture is a crucial component of any strategy towards this goal. Sustainable Intensification (SI) acknowledges that enhanced productivity needs to go hand in ha...


Vanlauwe, BernardCoyne, D.L.Gockowski, J.Hauser, S.Huising, J.E.Masso, C.Nziguheba, GeneroseSchut, MarcAsten, Piet J.A. van[Sustainable intensification and the African smallholder farmer]Sustainable intensification and the African smallholder farmer
Swennen, R.L.Blomme, GuyAsten, Piet J.A. vanLepoint, P.Karamura, E.B.Njukwe, E.Tinzaara, W.Viljoen, A.Karangwa, P.Coyne, D.L.Lorenzen, J.H.[Mitigating the impact of biotic constraints to build resilient banana systems in Central and Eastern Africa]Mitigating the impact of biotic constraints to build resilient banana systems in Central and Eastern Africa

Coffee is a major cash crop in Uganda accounting for about 20 30% of foreign exchange earnings. Smallholder farmers whose average farm sizes range from 0.5 to 2.5 ha produce 90% of Uganda s coffee. The livelihoods of these smallholder coffee farmers are very vulnerable and studies have shown that...


Jassogne, Laurence T.P.Asten, Piet J.A. vanLäderach, Peter[Impact of climate change on coffee in Uganda. Lessons from a case study on Arabica coffee in the Rwenzori Mountains]Impact of climate change on coffee in Uganda. Lessons from a case study on Arabica coffee in the Rwenzori Mountains

Coffee and banana are important cash and food crops in Uganda and the surrounding East African highland region. Production is dominated by smallholders that have limited arable land and often coffee and banana are intercropped. No significant research and development efforts have been undertaken ...


Jassogne, Laurence T.P.Asten, Piet J.A. vanWanyama, I.Baret, P.[Perceptions and outlook on intercropping coffee with banana as an opportunity for smallholder coffee farmers in Uganda]Perceptions and outlook on intercropping coffee with banana as an opportunity for smallholder coffee farmers in Uganda

Lack or shortage of healthy and improved planting material is a major constraint to the expansion of banana and plantain production. The situation is made worse by the lack of formal systems for producing and distributing quality planting material, thereby forcing farmers to depend on natural reg...


Njukwe, E.Ouma, Emily A.Asten, Piet J.A. vanMuchunguzi, P.Amah, D.[Challenges and opportunities for macropropagation technology for Musa spp. among smallholder farmers and small-and medium-scale enterprises]Challenges and opportunities for macropropagation technology for Musa spp. among smallholder farmers and small-and medium-scale enterprises

To explore the diversity and efficiency of smallholder farms, we developed an approach based on a comparative framework and a systems analysis, Five sites in three countries (Rwanda, Burundi and Democratic Republic of Congo) were studied in parallel to take account of variations in agro-ecologica...


Damme, J. vanBouver, D. deDupriez, M.Asten, Piet J.A. vanBaret, P.V.[A comparative and systems approach to banana cropping systems in the Great Lakes region]A comparative and systems approach to banana cropping systems in the Great Lakes region

Coffee is a primary cash crop and banana a primary food crop in the East African highlands region, including Rwanda, Burundi, north-west Tanzania, west and central Kenya and eastern Democratic Republic of Congo. These two crops often occur on the same smallholder farms, either planted on separate...


Jassogne, Laurence T.P.Nibasumba, A.Wairegi, L.W.I.Baret, P.V.Deraeck, J.Mukasa, D.Wanyama, I.Bongers, G.Asten, Piet J.A. van[Coffee/Banana intercropping as an opportunity for smallholder coffee farmers in Uganda, Rwanda and Burundi]Coffee/Banana intercropping as an opportunity for smallholder coffee farmers in Uganda, Rwanda and Burundi

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