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Department: Agricultural Economics

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Dr. Nwadiolu , Romanus

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Publications

  1. Nwadiolu R, Ewododhe A C A, Kperegbeyi J I, Doubra B (2026) Analysis of Enterprise Budgeting and Profit Efficiency of Cassava production in Nigeria , International Journal of Research and Innovation in Social science (IJRISS), DOI:10.47772/IJRISS, Volume X ssue IV, Pages 2890-2900

  2. Nwadiolu R, Ewododhe A C A, Kperegbeyi J I, Doubra B (2026) Okro value chain and marketing channel analysis in Nigeria , World Journal of Advanced Research and Reviews , DOI:10:30574/WJARAI, 30(01), 112-124

  3. Nwadiolu R, Ewododhe A C A, Kperegbeyi J I, Doubra B (2026) Cucumber Economics in Nigeria: Prof, Risk, and Drivers , International Journal of Current Research and Applied Studies , ijcras,com, 5(2), 01-23

  4. Nwadiolu R, Ewododhe A C A Doubra B Kperegbeyi J I (2026) Profitability and Cost Structure of Okra Production and Marketing by Actors in Nigeria , International Journal of Research Publication and Reviews , www.ijipr.com, 7 I (4), 6846 6855

  5. Kperegbeyi J I, Nwadiolu R and Ewododhe A C A (2026) Using functional forms data analysis to assess egg quality characteristics of the West African black mud tortoise (Pelusis castaneus), Journal of Animal science and Veterinary Medicine , https/DOI.org./10.31248/JAS2026.639, 11 j2), 119-123

  6. Kperegbeyi J I, Nwadiolu R and Ewododhe A C A (2026) Estimation of Egg Quality Characteristics in Four species of Tortoise , International Journal of Scientific Research Studies , 3050-6913, 3 (3), 45-49

  7. Kperegbeyi J I Meye JA Nwadiolu R Ewododhe A C A, Onwumere-Idolor SO and Okhale OE (2026) Productive performance iof Laying Tortoise Gene type in Rainforest Mid-, Western, Nigeria , Acta Scientific Agriculture , ISSN;2682-365X, 10 (3), 20 -26

  8. Nwadiolu, R. and Tibi, K. N. (2018) (2026) Analysis of Yam Market in Ika South Local Government Area, Delta State, Nigeria., Journal of Agricultural Economics and Extension Research Studies, AGEERS, 6(1), 25-30

  9. Nwadiolu R, Ewododhe A C A, Kperegbeyi J I, (2025) Improving Cucumber Marketing Channels in Nigeria , Asian Journal of Agricultural Extension, Economics , AJAEES 149556, Volume 43, issue 12, 263-276

  10. Ewododhe A C A and Nwadiolu R (2025) Assessment of Socio-Economic Attributes of Small holder Farmers on organic farming in Isoko Local Government Area of Delta State , Nigerian Journal of Agricultural Economics , NJEC, Volume 15(1), 34-40

  11. Nwadiolu R, Ewododhe A C A, Kperegbeyi J I, Doubra B (2025) Determinants of soil Additives Application by Farmers in Delta State; An Economic and Extension Perspective , UNIZIK Journal of Agricultural Economics and Extension , unizik.edu.ng /ujaee, 2 (2), 134-142

  12. Meye, J, Omorruwowou, P. E., and Nwadiolu, R (2025) Studies on the Ichthyfauna of Adofi Water, Niger Delta , International Journal of Food and Agricultural Research , www.harvardpublications.com, 8(2), 226-240

  13. Kperegbeyi, J.I., Ogboi E., and Nwadiolu, R. (2025) Effects of Limited Arable lands on the Oil producing Communities of Delta State, Nigeria, International Journal of Environmental issues , www.inderscience.com, 4(1, 64-73

  14. C O Okwelum, R. Nwadiolu, G I okolotu ,T A Balogun T F Adepoju J S Oboreh S C Chiemeke, J C Oboreh ,A E Essaghah ,A F Ibimilua ,A Taiga ,O A Efih (2024) Biodiesel synthesis from low cost biomass wastes and its cost assessment including process optimization , Materials for Renewable and Sustainable Energy , doi/10.1007/s40243-024-00274-7, 13, 421-433

  15. Nwadiolu R Kperegbeyi J I Ewododhe A C A, Adaigho D O Samuel S P Nwankwo W (2024) Unleashing Economic potential: Enhancing Cassava production Efficiency in Nigeria , African Journal of Applied Research , doi/10.26437/ajar.30.o6.2024.06, 10 (1), 93-103

  16. Kperegbeyi J I Nwadiolu R Ewododhe A C A Onwmere -Idolor O S Adaigho D O Samuel S P Nwankwo W (2024) Changes in Body Weight in Morphometric During Varing Growth phases of fresh water Tortoise ( Geochelone Nigra) in intensive management practices , African Journal of Applied Research , doi.org/10.26437/ajar.30.06.2024.07, Vol 10 No 1, 104-116

  17. Nwadiolu R Ewododhe A C A (2024) Performance Evaluation of poultry Egg Marketing in Ughelli North Local Government Area Delta State , International Journal of Innovation, Agriculture - Biology Research , www.seahipublications.org, 12 (3) , 35-40

  18. Okolotu G I, Nwadiolu R, Akwenenke O N Adaigho D O and Udom E A (2024) Measurement and Computation of Sea Level Depth for the Evaluation of the Effect of Global Water Rising , Journal of Data Acquisition and Processing , doi:10/5281/zenodo.755105, 39(1), 1108-1115

  19. Nwadiolu R Ewododhe A C A Doubra B (2024) Assessment of gender participation in Cassava production in Delta State Nigeria , International Journal of Innovative Agriculture and Biology Research , www.seahipublications.org, 12 (2), 45-52

  20. Ewododhe A C A Akenbor A S Nwadiolu R Doubra B (2024) Livelihood security status of uncertified organic vegetable farmers in Delta State; Comparative control Analysis , Innovations , www.journalinnovations.com, Number 76, 1-21

  21. O. Nyorere, S. I, Olaka, S. E. Onoji, R. Nwadiolu, T. F., Adepoju (2024) Dataset on acido-biocatalysis of agro solid wastes in acidic medium for the conversion of pink solo carica papaya seed oil to biodiesel fuel., Data in Brief , www.elseiver.com, 53, 110-219

  22. O. Nyorere, S. I, Olaka, S. E. Onoji, R. Nwadiolu, T. F., Adepoju (2024) Production of biodiesel from biocatalysis of agro-wastes in acidic environment, Scientific African , www.elsevier.com/locate/scientific african, 24, e02154

  23. P.W-Onwuachi – Iheagwara, J.I Kperegebeyi, U. Ekanem, R. Nwadiolu, G. I., Okolotu, T. A., Balogun, T. F., Adepoju, J.S Oboreh (2024) Bio-adsorbent of Jatropha Curcus oil in Sugar Cane bagasse ash for the synthesis of biodiesel catalyzed by calcined Sartaji maize talk powder (CSMSP) , Case studies in chemical and Environmental Engineering , sciencedirect. com, 10, 1-14

  24. Ozikok, I. C., Onwuachi-Iheagwara, P. W., Cryil, A., Mabel, K., Nwadiolu, R. Oboreh, J. C., Adepoju, I, F and Oboreh, J.S (2024) Synthesis of Biofuel from Luffas Cylindrical-Dennettia tripefala oil Blend (BT) using Catalytic Sweet corn stock Acidified with Iron (III) Sulfate (Fe2(S04)3), South African Journal of Chemical Engineering , www.sciencedirect.com, 49, 200-209

  25. Nwadiolu R and Akpodiete O J (2023) Technical Efficiency of Broiler Production in Delta State Nigeria , Journal of Agricultural Policy , www carijournals.org, 6(1), 49-62

  26. Ewododhe A C A Nwadiolu R and Owigho O (2023) Banditry and food security in Northern Nigeria: Trend and Tackle , Innovations , www.journalinnovations.com, 73, 1-17

  27. Nwadiolu R and Adaigho D O (2018) Comparative Profitability of Broiler Production in Delta State Nigeria , International Journal of science and technology , www.theijst.com, 6(1), 1-4

  28. Adaigho D O and Nwadiolu R l (2018) Adoption of Recommended Palm oil processing technology in Isoko North Local Government Area Delta State Nigeria , Asian Journal of Agricultural Extension Economics and Sociology , Doi:10.9734//AJEES/202/39987, 24(1), 1-8

  29. Tibi K. N. and Nwadiolu, R. (2018) Assessment of cassava production among cooperative and non-cooperative farmers in Isoko South Local Government Area, Delta State. , Journal of Agricultural Economics and Extension Research Studies, AGEERS, 6(2), 122-128

  30. Nwadiolu R and Adaigho D O (2016) Profitability of snail farming in Ndokwa local Government Area Delta State Nigeria , International Journal of Innovation and Applied Studies , www.jssr.journals.org, 15 (2), 352-359

  31. Nwadiolu, R. and Adaigho, D. O (2016) Effect of Agricultural technology on income of cassava and maize farmers in Delta State, Nigeria , Internal Journal of Science and Technology, www.the.igst.com, 4(7), 123-943

  32. R.Nwadiolu and K.N. Tibi (2013) An Analysis of Farmers attitude Towards Agriculture Loan Utilization and Repayment in Ika North East Local Government Area, Delta state Nigeria, African Journal of Agricultural Research and Development, www.africanjournalseries.com, 6(2), 115-118

  33. Adaigho, D and Nwadiolu, R. (2012) Problems of local chicken production in Isoko North Local Government Area of Delta State, Nigeria., International Journal of Applied Research and Technology , esxpublishers.com, 1(2), 216-233

  34. Nwadiolu, R.. & Adaigho D. O (2012) Economic Analysis of Women participation in Vegetable production in Ika North-East Local Government Area, Delta State, Nigeria., Journal of Agriculture and Veterinary Science, www.cnresinpub.org, 4, 40-45

  35. Tibi K. N. and Nwadiolu, R (2012) Provision of credit by cooperative societies as strategy to boost Agricultural production in Isoko North L.G.A, Delta State, Nigeria , African Journal of General Agriculture., www.asopah.org, 8(3), 103-110

  36. Adaigho, D. O. and Nwadiolu, R (2012) Economic Analysis of Maize Production in Isoko North Local Government Area, Delta State., Journal of Agricultural Science and Policy, international sustaniable research center, 2(2), 21-28

  37. A. Aphunu, R. Nwadiolu and K. Tibi (2008) The Impact of Shell Petroleum Company of Nigeria (SPDC West) Micro-Credit Scheme on Agricultural Production in Delta State., A journal of Agricultural Extension (ISSN) 0794 – 1005, Gobal Approaches to Extension Practice, 4(1), 42-48

  38. Aphunu, A., Tibi, K. and Nwadiolu, R (2008) Effectiveness of the Activities of Young Farmers” Club Scheme in Secondary Schools in Delta State, Nigeria., Journal of Rural Sociology, https;//rusan.org.ng, 8(2), 63-68

  39. Ogboi, E., Nwadiolu, R., Kperegbeyi, J., Igwe, C. A. and Akanigbo, F. R. (2005) Land Degradation in South Central Nigeria: Forms and Causes., International Journal of Environmental Issues, www. decelopmentuniversalconsortia, 3(2), 10-16

  40. Nwadiolu R Ewododhe A C A (2004) Socio-Economic Factors Affecting Broiler Bird Brooding in Ika North East Local Government Area of Delta State Nigeria , International Journal of Innovative food, Nutrition , www.seahipublications.org, 12(3), 14-19