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In-depth study on household production, nutrition and consumption in Beira, Mozambique by Okello, J.J., Lagerkvist, Carl Johan, Kwikiriza, N., Brouwer, R., Naico, A., Heck, S., Prain, Gordon

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Scaling up sweetpotato through agriculture and nutrition (SUSTAIN): M&E system review by Okello, J.J., Kwikiriza, N.

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Tracking indirect beneficiaries of complex development interventions in agriculture. by Okello, J.J.

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Nutrition and food security impacts of quality seeds of biofortified orange-fleshed sweetpotato: Quasi-experimental evidence from Tanzania by Mashisia, K., Okello, J.J., Wambugu, S., Sindi, K., Low, Jan W., McEwan, M.

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Global food security, contributions from sustainable potato agri-food systems by Devaux, A., Goffart, J., Petsakos, Athanasios, Kromann, P., Gatto, M., Okello, J.J., Suarez, V., Hareau, Guy

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Predictors of intention to integrate biofortified orange-fleshed sweetpotato in child feeding: A field information experiment in rural Kenya by Lagerkvist, Carl Johan, Mutiso, J.M., Okello, J.J., Muoki, Penina Ngusye, Oluoch-Kosura, Willis, Heck, S.

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Resilient agri-food systems for nutrition amidst COVID-19: evidence and lessons from food-based approaches to overcome micronutrient deficiency and rebuild livelihoods after crises by Heck, S., Campos, Hugo, Barker, I., Okello, J.J., Baral, Arun, Boy, Erick, Brown, Lynn, Birol, Ekin

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Effect of varietal attributes on the adoption of an orange-fleshed sweetpotato variety in Upper East and Northern Ghana by Adekambi, S., Okello, J.J., Rajendran, S., Acheremu, K., Carey, E.E., Low, Jan W., Abidin, P.E.

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Participation in ICT-based market information projects, smallholder farmers’ commercialisation, and agricultural income effects: findings from Kenya by Okello, J.J., Kirui, Oliver K., Gitonga, Z.

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Economic and psychosocial factors associated with management of bacteria wilt disease in smallholder potato farms: Evidence from Kenya by Okello, J.J., Ochieng, B., Schulte-Geldermann, Elmar

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Quality and psychosocial factors influencing purchase of orange‐fleshed sweet potato bread by Okello, J.J., Shiundu, F.M., Mwende, J., Lagerkvist, Carl Johan, Nyikal, R.A., Muoki, Penina Ngusye, Mburu, J., Low, Jan W., Hareau, Guy, Heck, S.

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Exploring the regulatory space for improving availability, access and quality of vegetatively propagated crop seed: potato in Kenya by McEwan, M., Spielman, David J., Okello, J.J., Hareau, Guy, Bartle, B., Mbiri, D., Atieno, E., Omondi, Bonaventure Aman Oduor, Assfaw, T., González, L., Abdoulaye, Tahirou, Maredia, Mywish K.

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Farmer demand for clean planting material of biofortified and non-biofortified vegetatively propagated crop varieties: The case of sweetpotato by Mwiti, F.K., Okello, J.J., Munei, K., Low, Jan W.

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Do Market-oriented Engendered Agriculture-health Interventions Affect Household Nutrition Outcomes: Evidence from an Orange-fleshed Sweetpotato Project in Rwanda by Bocher, T.F., Okello, J.J., Sindi, K., Nshimiyimana, J.C., Muzhingi, T., Low, Jan W.

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Effect of exposure to biofortified crops on smallholder farm household adoption decisions: The case of orange-fleshed sweetpotato in Ghana and Nigeria by Adekambi, S., Okello, J.J., Abidin, P.E., Carey, E.E.

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Adoption and Effects of Orange-fleshed Sweetpotato Varieties in Malawi by Gatto, M., Okello, J.J., Pradel, W., Kwikiriza, N., Mgomezulu, W., Nyirenda, Z., Okuku, H., Suarez, V., Vugt, D. van, Chipungu, Felistus P., Kapalasa, E., Kumwenda, W., Hareau, Guy, Heck, S.

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A Behavioral Intervention Increases Consumption of a New Biofortified Food by School Children: Evidence from a Field Experiment in Nigeria by Just, D.R., Okello, J.J., Gabrielyan, G., Adekambi, S., Kwikiriza, N., Abidin, P.E., Carey, E.E.

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Do Nutrition Education Approaches With Preschoolers and Their Caregivers Influence Retention of Biofortified Orange-Fleshed Sweetpotato on Farms?: Evidence From Homa Bay County, Ke... by Ojwang, S.O., Otieno, David Jakinda, Okello, J.J., Muoki, Penina Ngusye, Nyikal, R.A.

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How useful are perception- and experienced-based measures in predicting actual food choice? Evidence from an in-store field experiment using a multi-response approach by Lagerkvist, Carl Johan, Mwende, J., Muoki, Penina Ngusye, Okello, J.J.

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The Role of Targeted Nutrition Education of Preschoolers and Caregivers on Sustained Consumption of Biofortified Orange-Fleshed Sweetpotato in Kenya by Ojwang, S.O., Otieno, David Jakinda, Okello, J.J., Nyikal, R.A., Muoki, Penina Ngusye

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