Ashiel Jumman

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Ashiel Jumman


Agriculture Engineer
(Plant and Environmental Resource Centre)

MSc Eng (Agriculture) - UKZN
Email: ashiel.jumman@sugar.org.za

Tel: +27-(0)31-508-7431
Role
  • Identify knowledge gaps and research needs,
  • Initiate, manage and conduct research and development projects and
  • Provide expert advice and technical support to unique water related problems in the context of sugarcane production
Expertise
  • Assessment of irrigation systems design & management alternatives with  respect to  costs and crop yield response
  • Irrigation system monitoring and evaluation
  • Irrigation scheduling and soil water monitoring
Research Interests
  • Sugarcane agriculture and optimal utilisation of water resources
  • Water use strategies in the context of climate change and climate variability
  • Energy use for sugarcane production
  • Sustainable farming practices
Key Publications

Armitage, R, Lecler, NL, Jumman, A and Dowe, K. 2008. Implementation of the Irriecon V2 decision support tool to assess net returns to irrigation systems. Proc S Afr Sug Technol Ass (2008)45.

Jumman, A and Lecler, NL. 2008. A continuous water potential measurement system for irrigation scheduling assessment. SANCID 2008 symposium. Langebaan. Western Cape. RSA.

Jumman, A and Lecler, NL. 2009. A tool for the analysis of irrigation design alternatives. SABI Congress. Vanderbijlpark. Gauteng. RSA.

Lecler, NL and Jumman A. Irrigated sugarcane crop production functions. Proc S Afr Sug Technol Ass (2009)604.

Jumman, A and Lecler, NL. 2009. Short comm.: A continuous water potential measurement system for irrigation scheduling assessment. Proc S Afr Sug Technol Ass (2008)608.

Jumman A and Lecler N.L. 2010. Deficit Irrigation: A potential strategy to counteract the escalating electricity tariffs and water shortages. Proc S Afr Sug Technol Ass (2010)160.

Jumman A and Lecler N.L. 2010. Poster. Electricity tariff increases: The impact on irrigators? Proc S Afr Sug Technol Ass (2010)152.