Dr. Mrs. OPATA Patience Ifeyinwa.

Department: Agricultural Economics
Faculty: Agriculture
Designation : Senior Lecturer
Email: patience.opata@unn.edu.ng
Phone: +234(0)7066070155


Publications (Articles and Journals):

Journal Articles

1. Opata, P. I., Nweze, N. J., Ezeibe, A. B. and Mamun, M (2018). Efficiency of irrigated and rain-fed rice (oryza sativa) producers in Fadama agriculture, Nigeria. Expl Agric.: page 1 of 13 C _ Cambridge University Press 2018 doi:10.1017/S0014479718000212

2. Opata, P. I (2018) Determinants of the choice of marketing channel among cocoyam farmers in south east Nigeria. The Journal of Animal & Plant Sciences, 28(4): Page: 1142-1151, ISSN: 1018-7081

3. Opata, P. I. and Arua, R. N. (2017). Assessment of the Performance of Informal Women Entrepreneurs in Enugu State, South east Nigeria. African Journal of Agricultural Research. (Online) Vol 12 (1) pp 923 – 931. DOI 10. 5897/AJAR R 2016.0851. ISSN 1991 -637X. Pp 4496 – 4504 Dec, 2015.

4. Opata, P. I. and Ike, C. U. (2017). Drivers of Farmers Marketable Supply of Pineapple in South East Nigeria. Journal of Economics and Sustainable Development vol. 8 No 22. Pp 45 – 54.

5. Ike, C. U and Opata, P. I. (2017). Household Food Security Response to Climate Change Extreme Event in Taraba state, Nigeria. Journal of Economics and Sustainable Development vol. 8 No 22. Pp 23-32.

6. Ezeibe, A. B., Okonkwo, N. A., Opata, P. I., Oghenekevwe, E. D., and Diogu, A. N (2017). Analysis of Entrepreneurship Development in Agriculture Among Female Groundnut Farmers in Enugu State. European Journal of Business Management ISSN 2222-1905 (Paper) ISSN 2222-2839 (Online) Vol.9, No.32, 2017

7. Opata, P. I and Adeosun, K. P. (2016). Performance of Cocoyam Market Chain in South East Nigeria. European Journal of Business Management. ISSN 222-1905 (paper) ISSN 2222-2839 (online) Vol .8 No 3 2016. The IC Impact factor value of this journal is 7.17 Pp 192 – 203.

8. Opata, P. I. and Adeosun, K. P. (2016). Unraveling Market Structure and Conduct of Cocoyam Industry in South East Nigeria. IOSR Journal of Business Management (IOSR-JBM) e-ISSN: 2278 – 487X, P-ISSN: 2319-7668. (online) Vol 18 , Issue 1, ver, IV(JAN. 2016 . IF 1.458.Pp 33 -44) www.iosrjournal.org

9. Adeosun, K. P. and Opata, P. I. (2016).Dynamics of Disruption Risk Management in Grain Chain in Nigeria: A Simulation Study. Journal of Economics and Sustainable Development. ISSN 2222-1700 (Paper) ISSN 2222- 2855) (online) Vol. 7, No 4, 2016. The IC Impact factor value of this journal is 7.15.

10. Adeosun, K. P. and Opata, P. I. (2016). Unraveling Risk Structure in Nigeria’s Rice Supply Chain: A review of the Literature. European Journal of Business Management. ISSN 2222-1905 (paper) ISSN 222-2839 (online) Vol .8 No 6 2016. The IC Impact factor value of this journal is 7.17. Pp 26 - 34.

11. Opata, P. I and Ogbonna, P. E. (2015). Storage Profitability and Effectiveness of Storage Methods in Yield loss Reduction in Cocoyam in Southeast Nigeria. African Journal of Agricultural Research. (Online) Vol 10 (9) . DOI 10. 5897/AJAR R 2015.9756. ISSN

1991 -637X. Pp 4496 – 4504 Dec, 2015. SCImago JR: 0.21. SNIP indicator: 0.90. Google Scholar h5-index: 22

12. Ogbonna, P. E. Orji, K. O. Nweze, N. J and Opata, P. I. (2015). Effect of Planting Space on Plant Population at Harvest and Tuber yield in Taro (Colocasia esculenta L). African Journal of Agricultural Research. (Online) Vol 10 (5). DOI 10. 5897/AJAR 2013.8022. ISSN 1991 -637X. Pp 308 – 316 Jan, 2015. SCImago JR: 0.21. SNIP indicator: 0.90. Google Scholar h5-index: 22

13. Opata, P. 1, Nweze, N. J, Ibrahim, M. K and Akerele D. (2014) . Performance Evaluation of Women Co-operative in Rural South East Nigeria. (IOSR-JBM) e-ISSN: 2278 – 487X, P-ISSN: 2319-7668. (online) Vol 16 , Issue 9, ver, III (Sep. 2014), Pp 15 -19) www.iosrjournal.org IF 1.458

14. Opata, P. I and Nweze, N. J. (2012). Socio-economic and Institutional Factors Affecting Commercialization of Cocoyam Enterprises in Nigeria. International Journal of Entrepreneurial studies 5: 37- 46. 1.

15. Opata, P. I., Nweze, N. J. and Ibrahim, K. B. (2012). Local Level Approaches in Cocoyam Processing and Distribution: Implication for Food Security in Southern Nigeria. International Journal of Agricultural Economics, Management and Development (IJAEMD). 2: 209-219.

16. Opata, P. I., Nweze , N. J. and Rahman, M. A. (2011). The Place of Information and Communication Technology in Promoting Agro Based Enterprises in the Third World Countries. Journal of Agricultural Technology Vol. 7(2):207-214. Available on line http//www.ijat-aatsea.com Thai Citation Index (TCI)-Journal Impact Factors (IF) is indexed as 0.046.

List of conference papers (referred and published)

1. Opata,P.I., Ezeibe, A. B. and Arua R. N. (2018). Effect of Nsukka Yellow Pepper Marketing Costs on Smallholders’ Productivity in South East Nigeria. Proceesings of the 6th NiWARD National conference/Exbition/AGM hosted by University of Africa Toru Orua Bayelsa State E. Hamadina, A. I. Hart and E. Anse (Edi) 13th to 16th August, 2018.

2. Asadu, A.N, Opata, P. I., Chibueze N.C., Ozioko, P.C and Ifejika L.(2018) Rice farmers Adaptation Measures to Climate Change Effects in Anambra State, Nigeria. Proceesings of the 6th NiWARD National conference/Exbition/AGM hosted by University of Africa Toru Orua Bayelsa State E. Hamadina, A. I. Hart and E. Anse (Edi) 13th to 16th August, 2018.

3. Arua, R. N., Ezenwanne, O. C., and P. I. Opata, (2018). Determinants of vegetable consumption among households in Onitsha metropolis Anambra state, Nigeria. Proceesings of the 6th NiWARD National conference/Exbition/AGM hosted by University of Africa Toru Orua Bayelsa State E. Hamadina, A. I. Hart and E. Anse (Edi) 13th to 16th August, 2018.

4. Opata, P. I., Ngwoke, E. C and Nweze, N. J. (2018). Share of women’s income to household expenditure in south east Nigeria in Emerging and Contemporary Social Issues: The Place of Social Work Education and Practice in Nigeria". Proceedings of the first International conference of social work/home coming held at Princess Alexandria Auditorium, University of Nigeria, Nsukka. 11-14th September, 2018.

5. Ezeibe, A.B.C. and Opata, P.I. (2018) Profitability of cucumber production and poverty reduction in Enugu state Nigeria: The role of women in the The role of science, Technology and Innovation (STI) in Transforming crop production in Nigeria. Proceeding of 5th annual National conferene of the crop science society of Nigeria held at Hall of Fame, University of Nigeria, Nsukka. 7-11th October, 2018.

6. Opata, P. I. and Ezeibe, A. B. (2018). Unraveling women’s labour utilisation in crop production in south east, Nigeria n the The role of science, Technology and Innovation (STI) in Transforming crop production in Nigeria.. Proceeding of 5th annual National conference of the crop science society of Nigeria held at Hall of Fame, University of Nigeria, Nsukka. 7-11th October, 2018.

7. Opata, P. I. and U. T. Okpara (2018). Participation in the market for selection of three cocoyam cultivars and factors driving commercialization of in south east Nigeria in Diversification of Nigerian Economy where lies Agriculture. Proceeding of 19th annual National conference of the National Association of Agricultural Economics held at Federal College of Forest Mechanization Afaka, Kaduna. 15- 18th October, 2018.

8. Opata, P. I. and Ogbonna, P. E. (2015) Productivies and Yield loss reduction in cocoyam Storage Methods. In Global Food Security. Proceedings of the 2nd International Conference organized by Elsevier Ltd held in Ithaca, New York, United State of America. Nicholson, C. N, Andrew J., David, P and Emma, S (Edi) 11th -14th October 2015. Pp 108

9. Opata, P. I and Okpara U. T (2015) Unraveling Dynamics in Rural –Urban Food Marketers’ Decision Making Behaviour: insight from Cocoyam Marketing in South East Nigeria. In Global Food Security. Proceedings of the 2nd International Conference organized by Elsevier Ltd held in Ithaca, New York, United State of America. Nicholson, C. N, Andrew J., David, P and Emma, S (Edi) 11th -14th October 2015. Pp 78

10. Opata, P. I, Anaduaka, U. S. Arua, R. N. and Nkalu, N. C. (2014). Discrimination against Women Entrepreneurs in Access to Formal Credit Markept as Barrier to Performance in Nigeria. In Inclusive Growth and Employment for Poverty Reduction. (Online) proceedings of the 11th Partnership for Economic Policy (PEP) Annual conference/meeting held at the Hotel Cortez in Santa Cruz de la Serria Bolivia. Davalos J and Alzua M. L (Edi) April 30 to May 8, 2014

11. Opata, P. I. and N. J. Nweze (2010) Analysis of Factors Influencing Value Addition to Cocoyam by Middlemen in Nigeria. In Commercial Agriculture, Banking Reform an Economic Downturn: Setting a New Agenda for Agricultural Development in Nigeria. Proceedings of the 11th Annual Conference of Nigeria Association of Agricultural Economist (NAAE) held in Federal University of Technology Minna Nmadu, J. N., M. A. Ojo, U. S. Mohammed, K. M. Baba, F. D. Ibrahim and E. S. Yisa (edi).. 30th Nov. -3rd December 2010. 252-261.

12. Opata, P. I. and Nweze, N. J. (2009) Indigenous Technologies in Cocoyam Processing: Implication for Food Security in Nigeria. In Science and Technology supporting food security in Africa. Proceedings of the 9th African Crop Science Conference’s conferences. 28th September to October 1st 2009 at Cape Sun Cape Hotel, Cape Town South Africa.

13. Opata, P. I. (2011) Cocoyam Based Enterprises in Rural Households: Implication for Food Security in Nigeria. Paper accepted for publication in Proceedings of the Third World Academy of Science (TWAS) Regional Office Sub-Sahara Africa (ROSSA).

14. Opata, P. I. and N. J. Nweze (2009) Analysis of Women’s Co-operative Microfinance Societies’ Lending to Members for Processing and Marketing of Agricultural Products in Enugu State, Nigeria. In Sustaining Agricultural Growth to Meet National Economic Development Goal, Muhammed, I.,U. B. Kyiogwom, W. A. Hassan, A. L. Ala, A. Singh and S. D. Dogondaji. Utman Danfodio University, Sokoto Pp 490-496.

15. Opata, P. I. and N. J. Nweze (2008) Role of Information and Communication Technology (ICT) in Promoting Agro-Based Enterprises in Enugu State, Nigeria. In: Prospects and Challenges of Adding Value to Agricultural Products, Umeh, J.C., C.P. Obinne and W. Lawal (eds.). Proceedings of the 22nd Annual National Conference of the Farm Management Association of Nigeria. Pp 148- 154

16. Opata, P. I. and Nweze (2009) Value Contribution of Cocoyam and Products in Meeting Households Food and Income needs. In Nutrition: A Key to Achieving the Millennium Development Goals, Nnam N. M., E.C. Okeke, U. A. Onyeji and U. S Onoja (eds.). Proceedings of the 39th Annual Conference and Scientific Meeting of the Nutrition Society of Nigeria. Pp 71-77.

17. Opata, P. I. and N. J. Nweze (2008) Indigenous Technologies in Cocoyam Processing: Implication for Food Security in Nigeria. In Agricultural Technology and Nigeria’s Economic Development, Ayedun, E. A, Idisi, P. O. and J. N. Nmadu (eds.). Pp 556-562.

18. Opata, P. I. and N. J. Nweze (2015) Analysis of factors influencing cocoyam marketers’ choice of distribution channels in south east Nigeria. In Gender Mainstreaming, Agribusiness, Technology, Innovation, Fostering Entrepreneurship and Investment from the National Agricultural Research Systems. 4th AGM and national conference. National Centre for Women Development, Abuja Nigeria




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