Postharvest Technology
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Refereed Conference Papers

  1. Munhuweyi, K., Lennox, C.L., Meitz-Hopkins, J., Caleb, O.J., Sigge, G.O. and Opara, U.L. In vitro effects of crab shell chitosan against     mycelial growth of Botrytis sp., Penicillium sp. and Pilidiella granati. In: Ippolito A., et al (eds.) III IS on Post Harvest Pathology: Using Science to increase food availability, Bari, Italy, ISHS 2016: 403-407. 

  2. Fawole, O.A., Opara, U.L. and Chen, L. 2016. Discrimination of   pomegranate fruit at different harvest dates by instrumental and sensory measurements in consideration of long supply chains. Acta Horticalturae, 1120, 469-476.

  3. Magwaza, L.S. and Opara, U.L. 2016. Non-destructive quantification of pomegranate internal quality structures using X-ray computed tomography, Acta Horticulturae, 1119, 135-140

  4. Van Dael, M., Herremans, E., Verboven, V., Opara, U.L., Nicolaı̈, B. and Lebotsa, S. 2016. Automated online detection of granulation in oranges using X-ray radiographs, Acta Horticulturae 1119, 179-182

  5. Banda, K., Caleb, O.J. and Opara, U.L. 2015. Effect of Citric Acid and Storage Conditions on the Respiration Rate of 'Wonderful'       Pomegranate Arils. Acta Horticulturae, 1079, 481-486.

  6. Caleb, O.J., Aindongo, W.V., Opara, U.L. and Mokwena, L. 2015. Effect of Pre-Treatment and Modified Atmosphere Packaging on Quality Attributes and Volatile Composition of Pomegranate Arils. ('Bhagwa'). Acta Horticulturae, 1079, 165-171.

  7. Fawole, O.A., Opara, U.L. and Chen, L. 2015. Bioaccessibility of total phenolic content and antioxidant capacity of pomegranate fruit juice and marc after in vitro digestion. Acta Horticulturae, 1079,   285–290.

  8. Al-Yahyai, R., Al-Said, F. and Opara, U.L. 2014. Deciduous fruits of Oman. Acta Horticulturae 1059, 185-188. 

  9. Al Said, F.A., Al-Yahyai, R.A. and Opara, U.L. 2013. Traditional    cultivation of pomegranate in Oman. Acta Horticulturae, 1007,    549-555. 

  10. Berry, T., Delele, M.A., Opara, U.L. and Cronjé, P.J.R. 2013. Spatial variation of fruit cooling rate and relative humidity inside 'SUPER-VENT' packaging for citrus during static cooling. Acta Horticulturae, 1007, 207-213. 

  11. Delele, M.A. Ngcobo, M.E.K., Opara, U.L. and Pathare, P.B. 2013. CFD Modelling to Study the Effects of Table Grape Packaging and Stacking on Fruit Cooling and Moisture Loss. Acta Horticulturae, 1008, 105-112.

  12. Fawole, O.A., Opara, U.L. and Theron, K.I. 2013. Influence of fruit developmental and maturity stages on chemical, phytochemical and antioxidant properties of pomegranate juice . Acta             Horticulturae, 1007, 461-469. 

  13. Hordijk, J., Cronjé, P.J.R. and Opara, U.L. 2013. Postharvest         application of thiabendazole reduces chilling injury of citrus fruit. Acta Horticulturae, 1007, 119-125.

  14. Magwaza, L.S., Opara, U.L., Cronjé, P.J.R., Nieuwoudt, H.H., Landahl, S. and Terry, L.A. 2013. Quantifying the effects of fruit position in the canopy on physical and biochemical properties and predicting susceptibility to rind breakdown disorder of 'nules clementine' mandarin (citrus reticulateblanco) using vis/nir spectroscopy. Acta Horticulturae, 1007, 83-91. 

  15. Ngcobo, M.E.K., Delele, M.A., Opara, U.L., Thiart, G.D. and Meyer, C.J. 2013. Heat transfer and external quality attributes of 'Regal seedless' table grapes inside multi layered packaging during postharvest cooling and storage. Acta Horticulturae, 1007, 189-19

  16. Pathare, P.B., Opara, U.L. and Delele, M.A. 2012. Analysis of      mechanical properties of vented corrugated container for fresh horticultural produce by finite element method. International   Conference of Agricultural Engineering. 

  17. Mahajan, P.V. and Opara, U.L. 2012. Impact of temperature and relative humidity on the transpiration rate of pomegranate arils (South Africa). International Conference of Agricultural Engineering. 

  18. Fawole O.A., Opara U.L. and Theron K.I. 2011. Comparative study of phytochemical contents and antioxidant properties of juice of three pomegranate fruit cultivars grown in South Africa, 6th International CIGR Technical Symposium - Towards a Sustainable Food Chain: Food Process, Bioprocessing and Food Quality Management. 

  19. Ohiokpehai, O., Opara, U.L., Kinyua, H., Kamau, K., and Wasilwa, L.A. 2011. Value-adding and Marketing Food and Horticultural Crops in Sub-Saharan Africa: Importance, Challenges and Opportunities. In: International Livestock Research Institute (ILRI).