Prof. Camillus Abawiera Wongnaa

Associate Professor

Dept: Agricultural Economics, Agribusiness and Extension
2nd Floor, Immediate Right, AGRA Building, Faculty of Agriculture, KNUST, Kumasi, Ghana. Email:cawongnaa.canr@knust.edu.gh
Mobile: +233(0)206752159
Office: +233(0)322060326
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Research Areas/Interests

Agricultural Economics, Agribusiness, Impact evaluation, Rural Development...~more

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Publications

    REFEREED JOURNAL PUBLICATIONS

    1. Wongnaa, C.A and Seyram, Z.K.A. (2014). Factors influencing polytechnic students' decision to graduate as entrepreneurs. Journal of Global Entrepreneurship Research, 2014 2:2.
    2. Wongnaa, C.A and Ofori, D. (2012). Resource-use Efficiency in Cashew Production in Wenchi Municipality, Ghana. Agris on-line Papers in Economics and Informatics. Vol 4. Pp73-80
    3. Wongnaa, C.A. (2013). Analysis of Factors Affecting the Production of Cashew in Wenchi Municipality, Ghana. Journal of Agricultural Sciences, Vol 8, no.1, pp 8-16
    4. Wongnaa, C. A. and Awunyo-Vitor, D. (2013). Factors Affecting Loan Repayment Performance among Yam Farmers in the Sene District, Ghana. Agris on-line Papers in Economics and Informatics Journal, Vol 5 Pp111-122.
    5. Wongnaa, C. A. and Awunyo-Vitor, D. (2013). Profitability Analysis of Cashew Production in Ghana. Botswana Journal of Agriculture and Applied Sciences, Volume 9, Issue 1, pp21-31.
    6. Opoku-Mensah, S., Agbekpornu, H. and Wongnaa C. A. (2014). Economic Returns of Gari Processing Enterprises in the Mampong Municipality, Ghana. International Journal of Agriculture Innovations and Research, Volume 2, Issue 4.
    7. Zu, K. S. A., Wongnaa, C. A. and Appiah, F. (2014). Vegetable Handling, Distribution, and Wholesale Profitability in “Abinchi” Night Market, Kumasi-Ghana. Journal of Postharvest Technology, 02 (01): 096-106, January’ 2014 jpht.info.
    8. Wongnaa C.A., Dwomoh, G., Owusu, E.E., Pinkrah, S.B., and Antwi, A. (2014). Customer Service in Rural Banks in Ghana: The Case of Bosomtwe Rural Banks in the Ashanti Region, Ghana. International Journal of Academic Research in Business and Social Sciences, Vol. 4, No.
    9. Wongnaa, C.A., Opoku-Mensah, S., Ayogyam, A., Asare-Kyire, L., Zu, K.S.A. (2014). Economics of Tomato Marketing in Ashanti Region, Ghana. Russian Journal of Agricultural and Socio-Economic Sciences, 2(26).
    10. Awunyo-Vitor, D., Wongnaa, C.A. and Aidoo, R. (2016). Resource use efficiency among maize farmers in Ghana.Agriculture & Food Security, 5(1), p.28.
    11. Wongnaa, C. A., Awunyo-Vitor, D., & Bakang, J. E. A. (2018). Factors affecting adoption of Maize production technologies: A study in Ghana. Journal of Agricultural Sciences-Sri Lanka, 13(1), 81-99.
    12. Wongnaa, C. A., & Awunyo-Vitor, D. (2018). Achieving sustainable development goals on no poverty and zero hunger: Does technical efficiency of Ghana’s maize farmers matter? Agriculture & Food Security, 7(1), 71.
    13. Wongnaa, C.A and Boachie, W.K. (2018). Perception and adoption of competency-based training by academics in Ghana. International Journal of STEM Education, 5:52. https://doi.org/10.1186/s40594-018-0148-x
    14. Wongnaa, C.A. and Awunyo-Vitor, D. (2019). Scale efficiency of maize farmers in four agro ecological zones of Ghana: A parametric approach. Journal of the Saudi Society of Agricultural Sciences, 18(3):275-287.
    15. Wongnaa, C.A., Adams, F., Bannor, R.K., Awunyo-Vitor, D., Mahama, I., Osei, B.A., Owusu-Ansah, Y. and Ackon, A. (2019). Job creation and improved consumer health through commercialisation of tiger nut yoghurt: a willingness to pay analysis. Journal of Global Entrepreneurship Research, 9(1):4. https://doi.org/10.1186/s40497-018-0139-x
    16. Wongnaa, C. A., Akuriba, M. A., Ebenezer, A., Danquah, K. S., & Ofosu, D. A. (2019). Profitability and constraints to urban exotic vegetable production systems in the Kumasi metropolis of Ghana: a recipe for job creation. Journal of Global Entrepreneurship Research, 9(1):33.
    17. Adongo, W.A., Collins Kwabena Osei, C.K. and Wongnaa, C.A. (2019). Contribution of Non-Timber Forest Products to Rural Household Income in Kassena-Nankana West District of Ghana. Forest Products Journal, Vol. 69, No. 3, pp. 217-227.
    18. Bannor, R., Oppong-Kyeremeh, H., Atewene, S.and Wongnaa, C.A (2019), "Influence of non-price incentives on the choice of cocoa licensed buying companies by farmers in the Western North of Ghana", Journal of Agribusiness in Developing and Emerging Economies, Vol. 9 No. 4, pp. 402-418. 
    19. Adams, F., Amankwah, K., Wongnaa, C. A., Honny, E. P., Peters, D. K., Asamoah, B. J., & Coffie, B. B. (2019). Financial analysis of small-scale mango chips processing in Ghana. Cogent Food & Agriculture, 5(1), 1679701.
    20. Wongnaa, C.A., Awunyo-Vitor, D., Mensah A., and Adams, F. (2019). Profit Efficiency Among Maize Farmers and Implications for Poverty Alleviation and Food Security in Ghana. Scientific African. doi: https://doi.org/10.1016/j.sciaf.2019.e00206.
    21. Nti, E. K., Wongnaa, C. A., Edusah, N. S. E., & Bakang, J. E. A. (2020). Assessment of the sustainability of community-managed water supply services in Ghana. Environment, Development and Sustainability, 22(7), 7097-7120.
    22. Bannor, R. K., Kumar, G. A. K., Oppong-Kyeremeh, H., & Wongnaa, C. A. (2020). Adoption and Impact of Modern Rice Varieties on Poverty in Eastern India. Rice Science, 27(1), 56-66.
    23. Wongnaa, C.A. and Babu S. (2020). Building Resilience to Shocks of Climate Change in Ghana’s Cocoa Production and its effect on Productivity and Incomes. Technology in Society, Vol 62. https://doi.org/10.1016/j.techsoc.2020.101288
    24. Mubarak, I., Aidoo, R. and Wongnaa, C.A. (2020). Participation in UTZ-RA voluntary cocoa certification scheme and its impact on Smallholder Welfare: Evidence from Ghana. World Development Perspectives, Vol 20. https://doi.org/10.1016/j.wdp.2020.100244.
    25. Adams, F., Wongnaa, C.A.and Coleman, E. (2020), "Profitability and choice of marketing outlets: evidence from Ghana's tomato production", Journal of Agribusiness in Developing and Emerging Economies, Vol. ahead-of-print No. ahead-of-print. https://doi.org/10.1108/JADEE-06-2019-0090
    26. Al-Zabir, A., Wongnaa, C. A., Islam, M. A., & Mozahid, M. N. (2020). Food security status of farming households in Bangladesh: A comparison of recipients and non-receivers of institutional support. African Journal of Science, Technology, Innovation and Development, 1-14.
    27. Asodina, F.A., Adams, F., Nimoh, F., Weyori, E.A., Wongnaa, C.A., Bakang, J.E.A. (2020). Are non-market benefits of soybean production significant? An extended economic analysis of smallholder soybean farming in Upper West region of northern Ghana. Agriculture & Food Security. https://doi.org /10.1186/s40066-020-00265-7.
    28. Nti, E. K., Wongnaa, C. A., Edusah, N. S. E., Bakang, J. E. A., & Kyei, V. B. (2020). Service constraints and willingness to pay in community-managed water supply services in Ghana. World Journal of Entrepreneurship, Management and Sustainable Development.
    29. Sissoko, M. D. D., Ohene-Yankyera, K., & Wongnaa, C. A. (2021). Profitability and technical efficiency of rice farms using traditional and improved milling machines: Evidence from Mali. African Journal of Science, Technology, Innovation and Development, 14(5), 1400-1412.
    30. Wongnaa, C. A., Kyei, A. B., Apike, I. A., Awunyo-Vitor, D., & Dziwornu, R. K. (2021). Perception and adoption of artificial pollination technology in cocoa production: Evidence from Ghana. African Journal of Science, Technology, Innovation and Development, 14(6), 1642-1654.
    31. Mensah, A., Asiamah, M., Wongnaa, C. A., Adams, F., Etuah, S., Gaveh, E., & Appiah, P. (2021). Adoption impact of maize seed technology on farm profitability: evidence from Ghana. Journal of Agribusiness in Developing and Emerging Economies, 11(5), 578-598.
    32. Jagri Binpori, R., Awunyo-Vitor, D., & Wongnaa, C. A. (2021). Does contract farming improve rice farmers' food security? Empirical evidence from Ghana. World Journal of Science, Technology and Sustainable Development, 18(2), 130-149.
    33. Asodina, F.A., Adams, F., Nimoh, F., Wongnaa, C.A., Aidoo, R. and Kwasi Ohene-Yankyera. (2021). Improving Soya Bean Productivity for Poverty Alleviation and Food Security in Ghana: A Resource Use Efficiency Analysis". Caraka Tani: Journal of Sustainable Agriculture.
    34. Adams, F., Ohene-Yankyera, K., Aidoo, R., & Wongnaa, C. A. (2021). Economic benefits of livestock management in Ghana. Agricultural and Food Economics, 9(1), 1-17.
    35. Wongnaa, A., Bakang, J. E. A., Asiamah, M., Appiah, P., & Asibey, J. K. (2021). Adoption and compliance with Council for Scientific and Industrial Research recommended maize production practices in Ashanti region, Ghana. World Journal of Science, Technology and Sustainable Development, 18(4), 438-456.
    36. Wongnaa, C. A., Apike, I. A., Babu, S., Awunyo-Vitor, D., & Kyei, A. B. (2021). The impact of adoption of artificial pollination technology in cocoa production: Evidence from Ghana. Journal of Agriculture and Food Research, 100208. 6:1-10
    37. Nti, E. K., Wongnaa, C. A., Edusah, N. S. E., Awunyo-Vitor, D., & Kyei, V. B. (2021). Towards Financial Sustainability: Beneficiaries’ Perception and Performance of Community Water Supply Services in Ghana. Challenges in Sustainability, 9(1), 45-58.
    38. Wongnaa, C. A., Adams, F., Tempia, N. P., Benjamin, A. B., Charles, B. N. Y., & Sandra, G. (2021). Revamping Ghana’s coffee production: smallholder perceptions, viability and constraints. Thai Journal of Agricultural Science, 54(3), 178-
    39. Acheampong, P. P., Addison, M., & Wongnaa, C. A. (2021). Assessment of impact of adoption of improved cassava varieties on yields in Ghana: An endogenous switching approach. Cogent Economics & Finance, 10(1), 2008587.
    40. Addison, M., Ohene-Yankyera, K., Acheampong, P. P., & Wongnaa, C. A. (2022). The impact of uptake of selected agricultural technologies on rice farmers’ income distribution in Ghana. Agriculture & Food Security, 11(1), 1-16.
    41. Wongnaa, C.A., Bannor, R.K., Dziwornu, R.K., Ennin, J.A., Osei, E.A., Adzikah, C. and Arther, C. (2022). Structure, Conduct and Performance of Onion Market in Southern Ghana. Caraka Tani: Journal of Sustainable Agriculture, 37 (1), 71-88.
    42. Wongnaa, C. A., Jelilu, F., Apike, I. A., Djokoto, J. G., & Awunyo-Vitor, D. (2022). Effect of hybrid cocoa seedlings adoption on profit efficiency in Ghana. Sustainable Futures, 100074.
    43. Kudzinawo, C., Awunyo-Vitor, D., & Wongnaa, C. A. (2022). Empirical examination of financial and economic viability of Moringa oleifera production in the Bono East Region, Ghana. Forests, Trees and Livelihoods, 31(4), 216-229.
    44. Wongnaa, C. A., Abudu, A., Abdul-Rahaman, A., Ennin, J. A., & Awunyo-Vitor, D. (2022). Awareness and participation in input credit scheme: evidence from smallholder rice farmers in Ghana’s North East region. Journal of Enterprising Communities: People and Places in the Global Economy, (ahead-of-print).
    45. Wongnaa, C. A., Nyarko, M., Addison, M., & Awunyo-Vitor, D. (2022). Viability of artisanal timber milling: cases from Ghana. Journal of Enterprising Communities: People and Places in the Global Economy, 16(2), 278-298.
    46. Amengor, N. E., Awunyo-Vitor, D., Owusu Asante, B., & Wongnaa, C. A. (2022). Awareness and adoption of drought tolerant Maize in Guinea Savanna and Forest-Savanna Transition zone in Ghana. Cogent Food & Agriculture, 8(1), 2147476.
    47. Abokyi, E., Asante, B. O., & Wongnaa, C. A. (2022). Women’s role of caregiving for under-five children: Implications for dietary diversity and food security in Ghana. Cogent Food & Agriculture, 9(1), 2153415.
    48. Owiredu, P., Wongnaa, C. A., Acheampong, P. P., Addison, M., Adu, K. A., & Awunyo-Vitor, D. (2022). Farmer Business School participation and its impact on cocoa productivity and food security in Ghana. Journal of Agribusiness in Developing and Emerging Economies, (ahead-of-print).
    49. Amponsah, D., Awunyo-Vitor, D., Wongnaa, C. A., Prah, S., Sunday, O. A., & Acheampong, P. P. (2022). The impact of women groundnut farmers’ participation in Village Savings and Loans Association (VSLA) in Northern Ghana. Journal of Agriculture and Food Research, 100481.
    50. Zabir, A. A., Wongnaa, C. A., Shan, T. B., Bhuiyan, M. M., Tanha, R. Z., Akter, O., ... & Islam, M. (2022). People’s Perception towards COVID-19 Delta Variant in Bangladesh. Asian Journal of Research in Infectious Diseases, 11(4), 60-71.
    51. Ntow, T. K., Wongnaa, C. A., Nyadu-Addo, R., Addison, M., Awunyo-Vitor, D., & Abokyi, E. (2023). Effects of Entrepreneurial Behaviour on Market Outlets Choice: Evidence from Rice producers in Ashanti Region, Ghana. Sustainable Technology and Entrepreneurship, 100037.
    52. Addison, M., Anyomi, B. K., Acheampong, P. P., Wongnaa, C. A., & Amaning, T. K. (2023). Key drivers of adoption intensity of selected improved rice technologies in rural Ghana. Scientific African, e01544.
    53. Wongnaa, C. A., Ankomah, E. D., Ojo, T. O., Abokyi, E., Sienso, G., & Awunyo-Vitor, D. (2023). Valuing postharvest losses among tomato smallholder farmers: evidence from Ghana. Cogent Food & Agriculture, 9(1), 2187183.
    54. Djokoto, J. G., & Wongnaa, C. A. (2023). Does the Level of Development Distinguish the Impacts of Foreign Direct Investment on the stages of Human Development?. Sustainable Futures, 100111.
    55. Wongnaa, C. A., Dziwornu, R. K., Francis, P. K., Akutinga, S., Robert, T., Lawal, S., & Abdul-Hashim, A. (2022). Perception and usage militating factors of hybrid maize seed: evidence from Ghana. Thai Journal of Agricultural Science, 55(4), 227-240.
    56. Boansi, D., Owusu, V., Tham-Agyekum, E. K., Wongnaa, C. A., Frimpong, J. A., & Bukari, K. N. (2023). Responding to harvest failure: Understanding farmers coping strategies in the semi-arid Northern Ghana. Plos one, 18(4), e0284328.
    57. Wongnaa, C. A., Mbroh, J., Mabe, F. N., Abokyi, E., Debrah, R., Dzaka, E., ... & Poku, F. A. (2023). Profitability and choice of commercially prepared feed and farmers’ own prepared feed among poultry producers in Ghana. Journal of Agriculture and Food Research, 12, 100611.
    58. Baajere, J., Abdul-Rahaman, A., Wongnaa, C. A., Amfo, B., Issahaku, G., Damba, O. T., & Abdulai, A. M. (2023). Organization and performance of chicken egg marketing in Northern Ghana. Journal of Agriculture and Food Research, 100633.
    59. Wongnaa, C. A., Sienso, G., Afful-Kwadam, K., & Prah, S. (2023). Welfare impacts of Commercialization of Rabbit Production in Ghana. Cleaner and Circular Bioeconomy, 100049.
    60. Nti, E. K., Kranjac-Berisavljevic, G., Doke, D. A., Wongnaa, C. A., Attafuah, E. E., & Gyan, M. A. (2023). The impact of artisanal gold mining on the sustainability of Ghana's river basins: The case of the Pra basin. Environmental and Sustainability Indicators, 100264
    61. Akudugu, M. A., Nkegbe, P. K., Wongnaa, C. A., & Millar, K. K. (2023). Technology adoption behaviors of farmers during crises: What are the key factors to consider?. Journal of Agriculture and Food Research, 14, 100694.
    62. Wongnaa, C. A., Afful-Kwadam, K., Asempah, M. K., Hagan, M. A. S., & Awunyo-Vitor, D. (2023). Is it profitable and viable to invest in commercialization of rabbit production? Implication on Rural Enterprise Development. Sustainable Technology and Entrepreneurship, 100048.
    63. Wongnaa, C. A., Abudu, A., Abdul-Rahaman, A., Akey, E. A., & Prah, S. (2023). Input credit scheme, farm productivity and food security nexus among smallholder rice farmers: evidence from North East Ghana. Agricultural Finance Review.
    64. Tham-Agyekum, E. K., Boansi, D., Wongnaa, C. A., Ankuyi, F., Awunyo-Vitor, D., Andivi Bakang, J. E., & Acheampong, A. O. (2023). A gender differential analysis of determinants of pesticide application in cocoa system farming of Ghana. Cogent Social Sciences, 9(2), 2256512.
    65. Djokoto, J. G., Pomeyie, P., & Wongnaa, C. A. (2023). Foreign direct investment in food manufacturing and stages of human development. Cogent Economics & Finance, 11(2), 2267738.
    66. Wongnaa, C. A., Ansah, R. O., Akutinga, S., Azumah, S. B., Acheampong, R., Nana, S. Y., ... & Awunyo-Vitor, D. (2023). Profitability, market outlets and constraints to Ghana's pig production. Cleaner and Circular Bioeconomy, 100068.
    67. Mabe, F. N., Issifu, S., & Wongnaa, C. A. (2023). Farmers' coping strategies to artisanal small-scale mining activities: welfare improvement or deterioration in Asutifi North District of Ghana?. Journal of Economics and Development.
    68. Wongnaa, C. A., Kudzinawu, C., Nti, E. K., & Babu, S. (2023). Does participation in mining activities affect the profitability of food crops production? Evidence from Ghana. Mineral Economics, 1-16.
    69. Tham-Agyekum, E. K., Wongnaa, C. A., Kwapong, N. A., Boansi, D., Ankuyi, F., Prah, S., ... & Laten, E. (2023). Impact of children’s appropriate work participation in cocoa farms on household welfare: Evidence from Ghana. Journal of Agriculture and Food Research, 100901.
    70. Asempah, M. K., Wongnaa, C. A., Boansi, D., Abokyi, E., & Mensah, N. O. (2023). Why cassava processors will patronize mechanized cassava peeling machine service. Italian Review of Agricultural Economics, 78(2), 79-96.
    71. Acheampong, P. P., Addison, M., Wongnaa, C. A., Baafi, E., & Opoku, M. (2023). Assessment of impacts of adoption of improved sweetpotato varieties in Ghana: accounting for differences in male and female farmers. Gender, Technology and Development, 1-24.
    72. Wongnaa, C. A., Prah, S., Austin, S. A., Amponsah, E. A., Achina, C., Ekow, D. A., ... & Kwaku, S. T. (2024). Consumption patterns of organic vegetable consumers in Ghana. Cleaner and Responsible Consumption, 100159.
    73. Wongnaa, C. A., Nti, E. K., Acheampong, P. P., Bannor, R. K., Prah, S., & Babu, S. (2024). Towards Sustainable Food Crop Production: Drivers of Shift from Crop Production to Mining Activities in Ghana's Arable Lands. Environmental Challenges, 100835.
    74. Apike, I. A., Osei Mensah, J., Aidoo, R., Wongnaa, C. A., & Boakye Appiah, G. (2024). Structure of imported chicken market and willingness of distributors to accept domestically produced and processed chicken: evidence from Ghana. Cogent Food & Agriculture, 10(1), 2296121.
    75. Ogunleye, Ayodeji; Akinloye, Mercy; Kehinde, Ayodeji; Ajayi, Oluseyi; Wongnaa, Camillus Abawiera. (2024). Impacts of Credit Constraints on Adoption of Risk Management Strategies and Income of Maize Farmers in Northern Nigeria. Agricultural Finance Review
    76. Wongnaa, C. A., Apike, I. A., Aryee, M. A., Hagan, M. A. S., & Awunyo-Vitor, D. (2024). Fresh or Dry Maize or Both: Which is most Economical and preferred by Farmers?. Journal of Agriculture and Food Research, 101158.
    77. Asante, B., Ameyaw, I., Wongnaa, C., & Aidoo, R. (2024). Profit Efficiency of Integrated Crop-Livestock Production Systems in the Transitional belt of Ghana. Ghana Journal of Agricultural Science, 59(1), 1-19.
    78. Wongnaa, C. A., Seyram, A. A., & Babu, S. (2024). A systematic review of climate change impacts, adaptation strategies, and policy development in West Africa. Regional Sustainability, 5(2), 100137.
    79. Bakang, J. E. A., Wongnaa, C. A., Tham-Agyekum, E. K., Fatimatu, S., Obeng, J. A., Nsafoah, E. B., & Antwi, M. A. (2024). Determinants of maize farmers willingness to pay for private extension services in Ejisu municipality, Ghana. Heliyon, 10(17).
    80. Wongnaa, C. A., Tuffour, T., Asante, B. O., Adabah, R., & Agoalikum, P. (2024). Unlocking the potential of biofortified crops: economic determinants of orange flesh sweet potato adoption among smallholder farmers in Ghana. Cogent Food & Agriculture, 10(1), 2415390.
    81. Wongnaa, C. A., Addai, P., Quainoo, P., Ohene-Yankyera, K., Tham-Agyekum, K. E., & Awunyo-Vitor, D. (2024). Unlocking sustainable partnerships: exploring the willingness of oil palm producers to engage in contract farming initiatives. International Journal of Social Economics.
    82. Wongnaa, C. A., Frederick, O. T., Alhassan, H., Akua, O. A. N., & Adu, C. N. D. (2024). The impact of use of climate information services on smallholder welfare: Evidence from the hub of cashew production in Ghana. Climate Services, 36, 100525.
    83. Fadairo, O. S., Wongnaa, C. A., Sulemana, N., Yiran, G. A. B., Mabe, F. N., & Yussif, K. (2024). Higher education and COVID-19 pandemic: Case study of the Sustainable Integrated Rural Development in Africa (SIRDA) programme. The Nigerian Journal of Rural Extension and Development, 16(1).
    84. Tham-Agyekum, E. K., Prah, S., Wongnaa, C. A., Boansi, D., & Bakang, J. E. A. (2024). Modelling the Record Keeping Behaviour of Cocoa Farmers in Ghana. Information Development, 02666669251326954.
    85. Ogunleye, A., Olude, D., Kehinde, A., Tanimonure, V., Wongnaa, C. A., & Ajayi, O. (2025). Impact of credit constraints on adoption of biofortified food crop among farming households in Nigeria. Sustainable Futures, 9, 100421.
    86. Prah, S., Asante, B. O., Dagbatsa, G. H., Wongnaa, C. A., Etuah, S., & Ng’ombe, J. N. (2025). Modeling the impact of input credit access on farm performance and food nutrition: insights from smallholder rice farmers in Ghana. Journal of Agribusiness in Developing and Emerging Economies, Vol. ahead-of-print No. ahead-of-print. https://doi.org/10.1108/JADEE-03-2024-0105
    87. Badu, M., Hagan, M. A. S., Wongnaa, C. A., Kudzinawo, C., & Awunyo-Vitor, D. (2025). Factors influencing the shift from cocoa to rubber production in Wasa Amenfi Central District in the Western region of Ghana. Forest Policy and Economics, 178, 103568.
    88. Wongnaa, C. A., Addai, P., Narh, E., & Awunyo-Vitor, D. (2026). Unlocking the potential of contract farming: a dynamic exploration of mutual benefits for agribusiness enterprises and farmers in Ghana. Journal of Enterprising Communities: People and Places in the Global Economy, 20(2), 449-476.
    89. Al Zabir, A. Wongnaa, C.A. (2025). Community Driven Climate Change Adaptation Strategies in Ephemeral Wetlands of Northeastern Bangladesh. Discover Environment.
    90. Akuriba, G. A., Awunyo-Vitor, D., Wongnaa, C. A., Owusu-Afriyie, R., Hagan, M. A. S., & Sarfo, B. (2025). Perceived risk factors and their influence on compliance with meat safety guidelines among butchers and fresh meat retailers in Ghana. Dialogues in Health, 100250.
    91. Akuriba, G. A., Awunyo-Vitor, D., Wongnaa, C. A., Owusu-Afriyie, R., Hagan, M. A. S., & Antwi, D. K. (2026). Assessment of Food Safety Knowledge, Attitudes, and Practices (KAPs) among Butchers and Fresh Meat Retailers in Ghana. Food Ethics, 11(1), 5.
    92. Wongnaa, C. A., Asempah, M. K., Akudugu, M. A., Abokyi, E., & Awunyo-Vitor, D. (2025). Financial and economic viability of cassava peeling technology and constraints to adoption in Ghana. African Journal of Science, Technology, Innovation and Development, 1-15.
    93. Wongnaa, C. A., Tawiah, F. O., Ogunleye, A. S., Prah, S., Ampomah, M. A., Akweley, G. A., & Gyekye, A. (2026). Impact of adoption of Integrated Soil Fertility Management on household welfare: evidence from tomato farmers in Ghana. Agricultural and Resource Economics Review, 1-28.
    94. Acheampong, P. P., Ewool, M. B., Addison, M., Ribeiro, P. F., Wongnaa, C. A., Oppong, A., ... & Adabah, R. (2026). Evaluating the market potential of biofortified maize seed among Ghana’s forest transition zone farmers. Discover Agriculture, 4(1), 21.
    95. Akuriba, G. A., Awunyo-Vitor, D., Wongnaa, C. A., Owusu-Afriyie, R., Hagan, M. A. S., Akuriba, M.A. (2026). Compliance with Meat Safety Guidelines among Butchers and Fresh Meat Retailers in Ghana: Assessing Adherence Levels and Influencing Factors. Food Ethics.
    96. Wongnaa, C. A., Babu, S., & Awunyo-Vitor, D. (2026). Political Economy of Planting for Food and Jobs Input Subsidy Policy Process in Ghana: An Application of the Kaleidoscope Model. Cleaner and Circular Bioeconomy, 100217.
    97. Wongnaa, C. A., Prah, S., Agoalikum, P., & Sienso, G. (2026). Does farm diversification enhance food and livelihood security? Evidence from smallholder cocoa farmers in Ghana. Accepted for publication in Food and Energy Security.
    98. Wongnaa, C. A., Yiran, G. A., Sulemana, N., Mabe, F. N., Fadairo, O., & Yussif, K. (2026). Contribution of sustainable and integrated rural development programmes to personal and professional growth: Graduates’ perspective. Social Sciences & Humanities Open, 13, 102809.
    99. Krumbe, F., Wongnaa, C. A., & Feuerbacher, A. (2026). Small midges, major consequences: Partial declines in cocoa pollination and their economic impact in West Africa and beyond. Accepted for publication in Agricultural Economics.
    100. Addison, M., Osei-Wusu Adjei, P., Wongnaa, C. A., Wadei, B., Oblitei Tetteh, R., & Opoku, N. (2026). Unequal Fields: Gender Access to Agricultural Resources and Inclusive Development in Ghana. Social Sciences & Humanities Open
    101. Wongnaa, C. A., Laten, E., & Babu, S. (2026). Does adoption of organic vegetable farming really improve the welfare of vegetable farmers? Evidence from Ghana. Accepted for publication in Journal of Environmental Economics and Policy.
    102. Akuriba, G., Wongnaa, C. A., Owusu-Afriyie, R., Hagan, M., Akuriba, M., & Awunyo-Vitor, D. (2026). Consumer satisfaction with current safety standards of fresh meat products and willingness to pay for certified safety-assured meat in Ghana. Accepted for publication in Journal of Agribusiness in Developing and Emerging Economies
    103. Al Zabir, A., Baten, M. A., Alam, M., & Wongnaa, C. A. (2026). Household livelihood vulnerability in climate-sensitive wetland communities of North-Eastern Bangladesh. Accepted for publication in Sustainability Analytics and Modeling.

     BOOK CHAPTERS

    1. Obirikorang, K. A., Wongnaa, C. A., Nkrumah, E. E., & Ansong, M. (2018). Uneven Development: Urban and Industrial Growth and its Environmental Implications for Rural and Urban Communities in Ghana. Rural-Urban Linkages and Sustainable Development in Africa, 39.
    2. Wongnaa, C.A., Ansong, M., Obirikorang, K.A, Nkrumah, E.E. and Arhin, A. (2020). Contribution of Non-Timber Forest Products to Rural and Urban Incomes in Ghana: in Rural-Urban Linkages and Sustainable Development 1, 101-118

     CONFERENCE/WORKSHOP/SEMINAR PRESENTATIONS

    1. Wongnaa, C.A. (2011). Review of Ghana’s Beekeeping Sector. Speech presented at the first Africa-Wide Training Course and Workshop on Strategic Partnership Networking in Bee Health and Pollination Services for Food Security in Africa held at the Thomas Odhiambo Conference Hall of International Centre for Insect Physiology and Ecology (Icipe), Duduville, Nairobi-Kenya from Monday 10th to Wednesday 19th October, 2011 on the theme “Bee Health and Pollination Services for Food Security in Africa”.
    2. Wongnaa, C.A and Seyram, Z.K.A. (2014). Factors influencing polytechnic students' decision to graduate as entrepreneurs. Paper presented at the 1st International Conference of Entrepreneurship Educators, Researchers and Entrepreneurs in Africa organized by the Institute of Entrepreneurship and Enterprise Development (IEED) of Kumasi Polytechnic from 28th – 30th November, 2011 at the Kumasi Polytechnic and Anita Hotel in Kumasi, Ghana.
    3. Awunyo-Vitor D., Wongnaa A.C and Aidoo, R. (2016). Resource Use Efficiency among Maize Farmers in Ghana. Paper presented at the 4th Environmental Management Accounting Network (EMAN) Conference at Durban, South Africa 28-30 September, 2016
    4. Wongnaa, C., Obirikorang, K.A., Nkrumah, E.E. and Ansong, M. (2017). Assessment of the contribution of non-timber forest products (NTFPs) to sustainable rural and urban livelihood. Progress Report presented at ESDA’s 3rd Consortium & 4th NGR Meetings, Cape Town, South Africa, 15-18 October 2017.
    5. Wongnaa, C., Obirikorang, K.A., Nkrumah, E.E. and Ansong, M. (2017). Assessment of the contribution of non-timber forest products (NTFPs) to sustainable rural and urban livelihood. Research Results presented at the workshop on the Contribution of Non-Timber Forest Products to Sustainable Rural and Urban Livelihood at KNUST, Kumasi, Ghana, on 19th December, 2017.
    6. Wongnaa, C.A., Awunyo-Vitor D. and Mensah, A. (2017). Profit Efficiency of Ghana’s Maize Farmers. Paper presented at the 30th International Conference of Agricultural Economists, organized by International Association of Agricultural Economists, from 28th July – 2nd August, 2018 at the Westin Bayshore Hotel, Vancouver, Canada.
    7. Wongnaa, C.A., Adams, F., Bannor, R.K., Awunyo-Vitor, D., Mahama, I., Osei, B.A., Owusu-Ansah, Y. and Ackon, A. (2018). Job Creation and Improved Consumer Health through Commercialisation of Tiger Nut Yoghurt: A Willingness to Pay Analysis. Paper presented at the 2nd Conference of Ghana Association of Agricultural Economists, organized by Kwame Nkrumah University of Science and Technology, from 8-11th August, 2018 at the Institute of Distance Learning Conference Centre, KNUST campus, Kumasi, Ghana.
    8. Wongnaa, C.A., Mason, N. and Liverpool, L. S. O. (2019). Cotton Contract Farming Participation and its impact on Smallholder Welfare: Evidence from Zambia. Paper presented at the AAEA Annual Meeting, Atlanta Marriot Marquis, Atlanta, Georgia, USA, from 21st-23rd July, 2019.
    9. Wongnaa,A., Akuriba, M.A., Amissah, E., Danquah, K.S and Danso, A. (2019). Profitability and Constraints to Urban Exotic Vegetable Production Systems in the Kumasi metropolis of Ghana: A Recipe for Job Creation. Contributed Paper Presented at the 6th African Conference of Agricultural Economist, Sheraton Abuja Hotel, Abuja, Nigeria, from 23rd – 26th September, 2019.
    10. Wongnaa, Camillus Abawiera & Sienso, Gifty & Afful-Kwadam, Kwesi & Prah, Stephen, 2023. "Welfare impacts of commercialization of rabbit production in Ghana," 2023 Seventh AAAE/60th AEASA Conference, September 18-21, 2023, Durban, South Africa 365904, African Association of Agricultural Economists (AAAE).
    11. Wongnaa, C. A., Frederick, O. T., Alhassan, H., Akua, O. A. N., & Adu, C. N. D. (2024). The impact of use of climate information services on smallholder welfare: Evidence from the hub of cashew production in Ghana. Paper presented at the 32nd International Conference of Agricultural Economists, organized by International Association of Agricultural Economists, from 2nd–7th August, 2024, New Delhi, India.

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