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Dr. Wilma du Plooy

Dr. Wilma du Plooy

Postharvest Disease Research and Programme Coordinator
CRI at Nelspruit

She was academically involved with postharvest research at the University of Pretoria from late 1999, she previously worked as a lecturer at the University of Pretoria.  She did a post doctorate on mango oils and volatiles at Tshwane Unviersity of Technology, and went to work in the private sector for 8 years. She joined CRI in January 2016.  

  • PhD at The University of Pretoria
Current Research Focus 
  • Precision application of aqueous postharvest remedies – top-up protocols
  • Pallet base contamination by fungi
  • The role of rind chemicals in the sensitivity to and development of citrus black spot on citrus fruit
  • Microencapsulation of plant volatiles
  • Studies on the management of sour rot and green mould with propiconazole
Recent Research Papers 

Mashigo, M., Combrinck, S., Regnier, T., Du Plooy, W., Augustyn W. & Mokgalaka, N.  2015.  Chemical variations, trichome structure and antifungal activities of essential oils of Helichrysum splendidum from South Africa.  South African Journal of Botany 96: 78-84.

Application of essential oils as multi-target fungicides for the control of Geotrichum citri-aurantii and other postharvest pathogens of citrus.  2014.  Regnier, T., Combrinck, S., Veldman, W. & Du Plooy, W.  Industrial Crops and Products 61:151–159.