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Earthworm and termite diversity were studied in 12 long-term agricultural field trials across the sub-humid to semi-arid tropical zones of Eastern and Western Africa. In each trial, treatments with high and low soil organic C were chosen to represent contrasts in long-term soil management effects...


Ayuke, Fredrick O.Pulleman, MVanlauwe, BernardGoede, Ron G.M. deSix, JohanCsuzdi, C.Brussaard, Lijbert[Agricultural management affects earthworm and termite diversity across humid to semi-arid tropical zones]Agricultural management affects earthworm and termite diversity across humid to semi-arid tropical zones

A field study was undertaken in Uganda using highland cooking banana (cv. Atwalira) to test the hypothesis that bananas grown under stressed conditions are more susceptible to attack by Cosmopolites sordidus (Germar). Four banana treatments were employed to create different levels of host-plant v...


Rukazambuga, N.Gold, C.Gowen, S.Ragama, P.E.[The influence of crop management on banana weevil, Cosmopolites sordidus (Coleoptera: Curculionidae) populations and damage to highland cooking banana (cv. Atwalira) in Uganda]The influence of crop management on banana weevil, Cosmopolites sordidus (Coleoptera: Curculionidae) populations and damage to highland cooking banana (cv. Atwalira) in Uganda

In recent years, many studies have demonstrated the heterogeneity of the smallholder production environment. Yet agronomic research for development (R4D) that aims to identify and test options for increasing productivity has not consistently adapted its approaches to such heterogeneous conditions...


Vanlauwe, BernardCoe, R.Giller, Ken E.[Beyond averages: new approaches to understand heterogeneity and risk of technology success or failure in smallholder farming]Beyond averages: new approaches to understand heterogeneity and risk of technology success or failure in smallholder farming

Bationo, B. AndréVanlauwe, BernardKihara, JobKimetu, J.[Soil organic carbon dynamics, functions and management in West African agro-ecosystems]Soil organic carbon dynamics, functions and management in West African agro-ecosystems

Banana is the primary food crop in Uganda, but yields are low due to a complex of abiotic and biotic constraints. However, quantitative information on the importance, interactions, and geographic distribution of yields and constraints is scanty. We monitored yields, biotic and abiotic constraints...


Wairegi, L.W.I.Asten, Piet J.A. vanTenywa, M.M.Bekunda, Mateete A.[Abiotic constraints override biotic constraints in East African highland banana systems]Abiotic constraints override biotic constraints in East African highland banana systems

Ramírez Villegas, JuliánJiménez, DanielLougee, Robin[Data-driven farming proves fertile ground for O.R.: How CGIAR and CIAT are helping to bridge the human capital divide and grow the digital revolution in the developing world’s agriculture industry.]Data-driven farming proves fertile ground for O.R.: How CGIAR and CIAT are helping to bridge the human capital divide and grow the digital revolution in the developing world’s agriculture industry.

Reproductive growth in polyarchic Musa spp. varieties occurs by the simultaneous growth of several shoots, resulting in competitive inhibition of fruit development in the individual shoots, particularly under poor soil fertility conditions. Nine plantain genotypes were forced into single-culm gro...


Tenkouano, A.Vuylsteke, D.R.Swennen, R.[Sink competition and desuckering effects on field performance of triploid and tetraploid plantain genotypes]Sink competition and desuckering effects on field performance of triploid and tetraploid plantain genotypes

Velvet bean (Mucuna pruriens (L.) DC. cv.-group utilis) is widely promoted in tropical and sub-tropical regions as a green manure cover crop that can reduce weed growth and soil erosion and enhance soil fertility. To provide these benefits, the crop must attain rapid ground cover and develop subs...


Hartkamp, A.D.Hoogenboom, GerritGilbert, R.A.Benson, T.Tarawali, Shirley A.Gijsman, A.J.Bowen, W.White, Jeffrey W.[Adaptation of the CROPGRO growth model to velvet bean (Mucuna pruriens). II. Cultivar evaluation and model testing]Adaptation of the CROPGRO growth model to velvet bean (Mucuna pruriens). II. Cultivar evaluation and model testing

Pastoral communities in East Africa are facing considerable challenges arising from shifts in land tenure policy from communal to individual landholdings and high human population growth rates. Over the last 30 years, livestock-to-human ratios have generally declined to levels that will no longer...


Thornton, Philip K.BurnSilver, S.B.Boone, Randall B.Galvin, K.A.[Modelling the impacts of group ranch subdivision on agro-pastoral households in Kajiado, Kenya]Modelling the impacts of group ranch subdivision on agro-pastoral households in Kajiado, Kenya

The study aimed to quantify the relative contributions of soil fertility factors (S), pests and diseases (P) and crop management practices (M) to highland banana (Musa spp. AAA-EA) yields under heterogeneous on-farm conditions. Soil status, nutrient levels, pests, crop management from 150 mats wi...


Alou, I.N.Asten, Piet J.A. vanTenywa, M.M.[Biophysical and crop management gradients limiting yields of east African highland banana (Musa spp. AAAEA) within farms in low input cropping systems]Biophysical and crop management gradients limiting yields of east African highland banana (Musa spp. AAAEA) within farms in low input cropping systems

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