Dr Ashiel Jumman

Dr Ashiel Jumman
Agricultural Engineer
Tel: 031 508 7400 (Switchboard)
Tel: 031 508 7431 (Direct)
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.

Qualifications
MSc Eng (Agriculture), PhD (UKZN)