Manda, J.    

Firstname:J. 
Surname:Manda 
Email:j.manda@cgiar.org 
Institute:IITA - Malawi 
Homepage:http://www.iita.org 
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44 publications (0 read)





Publications as Author



2025

Disentangling climate and human drivers of land degradation in East and Southern Africa, Muthoni, F. K., Manda, J. and Dubovky, O., in: Land Degradation & Development, pages 1-16, ISSN 1085-3278, 2025. [DOI]
 

2024

Adoption of agronomic practices and their impact on crop yield and income: an analysis for black gram and green gram in India, Varma, P.* and Manda, J., in: Journal of Agricultural Economics, pages 1-25, ISSN 0021-857X, 2024. [DOI]
 
Assessing the speed of improved postharvest technology adoption in Tanzania: The role of social learning and agricultural extension services, Manda, J., Feleke, S., Mutungi, C.*, Hirpa Tufa, A., Bekunda, M., Abdoulaye, T. and Alene, A., in: Technological Forecasting & Social Change, volume 202, number -: 123306, pages 1-14, ISSN 0040-1625, 2024. [DOI]
 

2023

Willingness to pay for agricultural mechanization services by smallholder farmers in Malawi, Hirpa Tufa, A., Alene, A., Ngoma, H., Marenya, P., Manda, J., Matin, M. A., Thierfelder, C. and Chikoye, D., in: Agribusiness, volume 40, number 1, pages 248-276, ISSN 0742-4477, 2023. [DOI]
 
Update on the progress of SI-MFS MELIA activities & deliverables, Webber, H., Bhandari, H., Kotu, B. H., Manda, J., Boyubie, B., Adebayo, S., Chiagoziem, J., Mgalla, D., Habib, A., Shrestha, N. and Mienmany, S., 2023.
 
Factoring labour when comparing in situ rainwater harvesting technologies for semi-arid areas of central Tanzania, Swai, E.*, Mwinuka, L.*, Shitindi, M. J.*, Manda, J., Whitbread, A. and Bekunda, M., in: Archives of Agronomy and Soil Science, pages 1-14, ISSN 0365-0340, 2023. [DOI]
 
Beyond average: are the yield and income impacts of adopting drought-tolerant maize varieties heterogeneous?, Kamara, A. Y.*, Oyinbo, O.*, Manda, J., Kamara, A., Idowu, E. O.* and Mbavai, J. J.*, in: Climate and Development, pages 1-10, ISSN 1756-5529, 2023. [DOI]
 
Intra and interhousehold resource allocation and utilization: insight from SI-FMS baseline surveys in Malawi and Ghana, Hirpa Tufa, A., Kanyamuka, J. S., Manda, J., Kotu, B. H., Ziblila, R. C. and Webber, H., Working paper, International Institute of Tropical Agriculture (IITA), 2023.
 
Mediation and moderation roles of resilience capacity in the shock-food-security nexus in northern Ghana, Ansah, I. G. K.*, Kotu, B. H., Manda, J., Muthoni, F. K. and Azzarri, C., in: Ecological Economics, volume 211, number -: 107894, pages 1-10, ISSN 0921-8009, 2023. [DOI]
 
MFS Initiative Ghana Baseline Survey Results, Kotu, B. H., Manda, J., Boyubie, B., Hirpa Tufa, A., Webber, H., Adebayo, S., Bandari, H. and Mgalla, D., International Institute of Tropical Agriculture (IITA), 2023.
 
Evaluating the impact of improved crop varieties in the Sahelian farming systems of Niger, Zakari, S., Manda, J., Ibro, G.*, Moussa, B.* and Abdoulaye, T., in: Journal of Agriculture and Food Research, volume 14, number -: 100897, pages 1-9, ISSN 2666-1543, 2023. [DOI]
 
Adoption and impacts of improved post-harvest technologies on food security and welfare of maize-farming households in Tanzania: a comparative assessment, Mutungi, C., Manda, J., Feleke, S., Abass, A., Bekunda, M., Hoeschle-Zeledon, I. and Fischer, G., in: Food Security, pages 1-17, ISSN 1876-4517, 2023. [DOI]
 
The impact of participatory action research and endogenous integrated soil fertility management on farm-gate dietary outputs in northern Tanzania, Mponela, P., Manda, J., Kinyua, M. and Kihara, J., in: Heliyon, volume 9, number 11: e21888, pages 1-12, ISSN 2405-8440, 2023. [DOI]
 
Farmers' willingness to invest in mechanized maize shelling and potential financial benefits: evidence from Tanzania, Kotu, B. H., Manda, J., Mutungi, C., Fischer, G. and Gaspar, A., in: Agribusiness, pages 1-21, ISSN 0742-4477, 2023. [DOI]
 
Sustainable Intensification of Mixed Farming Systems initiative Malawi Baseline Survey Results, Manda, J., Kotu, B. H., Mgalla, D., Hirpa Tufa, A., Bandari, H. and Webber, H., International Institute of Tropical Agriculture (IITA), 2023.
 
The income and food security impacts of soil and water conservation technologies in Tanzania, Manda, J., Hirpa Tufa, A., Alene, A., Swai, E.*, Muthoni, F. K., Hoeschle-Zeledon, I. and Bekunda, M., in: Frontiers in Sustainable Food Systems, volume 7, number -: 1146678, pages 1-11, ISSN 2571-581X, 2023. [DOI]
 

2022

IITA's genebank, cowpea diversity on farms, and farmers' welfare in Nigeria, Kouakou, A. G., Ogundapo, A. T., Smale, M., Jamora, N., Manda, J. and Abberton, M., in: CABI Agriculture and Bioscience, volume 3, number -: 14, pages 1-16, ISSN 2662-4044, 2022. [DOI]
 
Profitability of Gliricidia-maize system in selected dryland areas of Dodoma region, Tanzania, Swamila, M.*, Philip, D.*, Akyoo, A. M.*, Manda, J., Mwinuka, L.*, Smethurst, P., Sieber, S. and Kimaro, A. A., in: Sustainability, volume 14, number 1: 53, pages 1-13, ISSN 2071-1050, 2022. [DOI]
 
Gender differences in technology adoption and agricultural productivity: evidence from Malawi, Hirpa Tufa, A., Alene, A., Cole, S. M., Manda, J., Feleke, S., Abdoulaye, T., Chikoye, D. and Manyong, V., in: World Development, volume 159, number -: 106027, pages 1-15, ISSN 0305-750X, 2022. [DOI]
 
Adoption of improved soybean and gender differential productivity and revenue impacts: evidence from Nigeria, Kamara, A. Y.*, Oyinbo, O.*, Manda, J., Kamsang, L.* and Kamai, N., in: Food and Energy Security, number -: e385, pages 1-25, ISSN 2048-3694, 2022. [DOI]
 
Impact assessments plan for the Mixed Farming Systems Initiative, Kotu, B. H., Manda, J., Bhandari, H. and Webber, H., 2022.
 
Do youth farmers benefit from participating in contract farming? Evidence from French beans youth farmers in Arusha, Tanzania, Marwa, M. E.* and Manda, J., in: Agrekon, volume 61, number 4, pages 379-398, ISSN 0303-1853, 2022. [DOI]
 
Access to finance and rural youth entrepreneurship in Benin: Is there a gender gap?, Senou, M. M.* and Manda, J., in: African Development Review-Revue Africaine de Developpement, pages 1-13, ISSN 1017-6772, 2022. [DOI]
 
Contributions of integrated soil fertility management (ISFM) to various sustainable intensification impact domains in Tanzania, Kihara, J., Manda, J., Kimaro, A. A., Swai, E.*, Mutungi, C., Kinyua, M., Okori, P., Fischer, G., Kizito, F.+ and Bekunda, M., in: Agricultural Systems, volume 203, number -: 103496, pages 1-16, ISSN 0308-521X, 2022. [DOI]
 
Participatory action research, social networks, and gender influence soil fertility management in Tanzania, Mponela, P., Manda, J., Kinyua, M. and Kihara, J., in: Systemic Practice and Action Research, volume 36, pages 141-163, ISSN 1094-429X, 2022. [DOI]
 

2021

The impact of demonstration plots on improved agricultural input purchase in Tanzania: implications for policy and practice, Sseguya, H., Robinson, D. S., Mwango, H. R., Flock, J. A., Manda, J., Abed, R. and Mruma, S., in: PloS ONE, volume 16, number 1: e0243896, pages 1-16, ISSN 1932-6203, 2021. [DOI]
 
Machine learning model accurately predict maize grain yields in conservation agriculture systems in southern Africa, Muthoni, F. K., Thierfelder, C., Mudereri, B. T., Manda, J., Bekunda, M. and Hoeschle-Zeledon, I., 2021.
 
The poverty impacts of improved soybean technologies in Malawi, Hirpa Tufa, A., Alene, A., Manda, J., Feleke, S., Assfaw Wossen, T., Akinwale, M. G., Chikoye, D. and Manyong, V., in: Agrekon, pages 1-20, ISSN 0303-1853, 2021. [DOI]
 
Who does what and why? Intra-household roles and explanatory models for sourcing soybean seed from the formal sector in Malawi, Cole, S. M., Feleke, S., Manda, J., Gondwe, T. and Akinwale, M. G., in: Outlook on Agriculture, pages 1-13, ISSN 0030-7270, 2021. [DOI]
 
Welfare impacts of smallholder farmers' participation in multiple output markets: empirical evidence from Tanzania, Manda, J., Azzarri, C., Feleke, S., Kotu, B. H., Claessens, L . and Bekunda, M., in: PloS ONE, volume 16, number 5: e0250848, pages 1-20, ISSN 1932-6203, 2021. [DOI]
 

2020

The effects of foreign direct investment on youth unemployment in the Southern African Development Community, Mkombe, D.*, Hirpa Tufa, A., Alene, A., Manda, J., Feleke, S., Abdoulaye, T. and Manyong, V., in: Development Southern Africa, pages 1-16, ISSN 0376-835X, 2020. [DOI]
 
Does cooperative membership increase and accelerate agricultural technology adoption? Empirical evidence from Zambia, Manda, J., Khonje, M., Alene, A., Hirpa Tufa, A., Abdoulaye, T., Mutenje, M., Setimela, P. S. and Manyong, V., in: Technological Forecasting & Social Change, volume 158, number -: 120160, pages 1-12, ISSN 0040-1625, 2020. [DOI]
 
Market participation, household food security, and income: the case of cowpea producers in northern Nigeria, Manda, J., Alene, A., Hirpa Tufa, A., Feleke, S., Abdoulaye, T., Omoigui, L. and Manyong, V., in: Food and Energy Security, number -: e211, pages 1-17, ISSN 2048-3694, 2020. [DOI]
 

2019

The productivity and income effects of adoption of improved soybean varieties and agronomic practices in Malawi, Hirpa Tufa, A., Alene, A., Manda, J., Akinwale, M. G., Chikoye, D., Feleke, S., Assfaw Wossen, T. and Manyong, V., in: World Development, volume 124, pages 1-10, ISSN 0305-750X, 2019. [DOI]
 
Adoption and ex-post impacts of improved cowpea varieties on productivity and net returns in Nigeria, Manda, J., Alene, A., Hirpa Tufa, A., Abdoulaye, T., Kamara, A., Olufajo, O.*, Boukar, O. and Manyong, V., in: Journal of Agricultural Economics, pages 1-19, ISSN 0021-857X, 2019. [DOI]
 
The poverty impacts of improved cowpea varieties in Nigeria: a counterfactual analysis, Manda, J., Alene, A., Hirpa Tufa, A., Abdoulaye, T., Assfaw Wossen, T., Chikoye, D. and Manyong, V., in: World Development, volume 122, pages 261-271, ISSN 0305-750X, 2019. [DOI]
 

2018

Adoption and welfare impacts of multiple agricultural technologies: evidence from eastern Zambia, Khonje, M., Manda, J., Mkandawire, P., Hirpa Tufa, A. and Alene, A., in: Agricultural Economics, volume 49, number 5, pages 599-609, ISSN 0169-5150, 2018. [DOI]
 
Impact of improved maize varieties on food security in eastern Zambia: a doubly robust analysis, Manda, J., Gardebroek, C., Kuntashula, E.* and Alene, A., in: Review of Development Economics, pages 1-20, ISSN 1363-6669, 2018. [DOI]
 

2017

Correlates and consequences of women's participation in the cowpea value chain in eastern Zambia, Gondwe, T., Tegbaru, A., Alamu, E. O., Khonje, M., Manda, J. and Gaya, H., in: Agrekon, pages 1-11, ISSN 0303-1853, 2017. [DOI]
 
Ex-ante welfare impacts of adopting maize-soybean rotation in eastern Zambia, Manda, J., Alene, A., Mukuma, C.* and Chikoye, D., in: Agriculture, Ecosystems and Environment, volume 249, pages 22-30, ISSN 0167-8809, 2017. [DOI]
 
Welfare impacts of improved groundnut varieties in eastern Zambia: a heterogeneous treatment effects approach, Manda, J., Khonje, M., Alene, A. and Gondwe, T., in: Agrekon, pages 1-17, ISSN 0303-1853, 2017. [DOI]
 

2016

Determinants of child nutritional status in the eastern province of Zambia: the role of improved maize varieties, Manda, J., Gardebroek, C., Khonje, M., Alene, A., Mutenje, M. and Kassie, M., in: Food Security, volume 8, number 1, pages 239-253, ISSN 1876-4517, 2016. [DOI]
 

2015

Analysis of adoption and impacts of improved maize varieties in Eastern Zambia, Khonje, M., Manda, J., Alene, A. and Kassie, M., in: World Development, volume 66, pages 695-706, ISSN 0305-750X, 2015. [DOI]
 
Adoption and impacts of sustainable agricultural practices on maize yields and incomes: evidence from rural Zambia, Manda, J., Alene, A., Gardebroek, C., Kassie, M. and Tembo, G.*, in: Journal of Agricultural Economics, pages 1-24, ISSN 0021-857X, 2015. [DOI]