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14 August 2018
WomenofKovsies Dr Lize Joubert on flowers and their favourite insects
Pollination is important to maintain diversity in our natural ecosystem and maintain ecosystem health

“Pollination is important to maintain diversity in our natural ecosystem and maintain ecosystem health.” So says Dr Lize Joubert, lecturer in the Department of Plant Sciences at the University of the Free State. “Research helps to understand the interaction between insects and flowers and their many implications on real-world problems.”

Plant systematics and pollination biology, Dr Joubert’s research field, looks at how plants diversify, adapt to environmental changes and how their flowers evolve to keep attracting insects to pollinate them for reproduction. 

Dependency on pollination

Crop production is, in many cases, dependent on pollination. About 75% of the world’s crops are to some extent dependant on pollination. “Pollination is really important for us as human beings, but it is also important to maintain diversity in our natural ecosystem and maintain ecosystem health.”

Dr Joubert obtained her PhD in plant systematics in 2013 and was subsequently awarded the EM van Zinderen-Bakker Prize for an outstanding PhD dissertation in Botany.

She is also the curator of the Geo Potts Herbarium in Bloemfontein, the internationally accredited herbarium housing over 30 000 plant specimens, mainly representing the flora of central South Africa and several special collections from Marion Island, the Okavango Delta, and KwaZulu-Natal. 

Learning from the experts

As a young researcher Dr Joubert became part of the Prestige Scholars Programme (PSP) at the UFS which led her to Cambridge University where she became part of a research group for nearly two years under an expert in her field, Prof Beverley Glover. The PSP at UFS identifies and promotes promising young academics at the university to become full professors with excellent research accomplishments. 

Dr Joubert views the PSP Programme to a large extent as her academic home. She is proud to be part of the programme that has brought her closer to other experts in her field and resulted in collaborations in which she is involved in cutting-edge research. 

News Archive

Professor triumphs at Water Research Commission (WRC) Symposium
2013-12-13

 
Prof Leon van Rensburg

The university’s advancement of research excellence recently found further embodiment in Prof Leon van Rensburg from the Department of Soil- and Crop- and Climate Sciences. His expertise in the water sector resulted in award-winning research.

Prof Van Rensburg received the award for Sustainable Development Solutions 2013 at the Water Research Commission (WRC) Symposium held at the CSIR in Pretoria. The symposium acknowledged local scientific solutions that have had a global impact. Prof Van Rensburg was recognised for his outstanding research guiding the management of salinity under irrigation at farm level in South Africa – ensuring food production. The paper that earned him this honour is entitled “Rainwater harvesting and conservation practices: challenges and opportunities for sustainable land and water use of ‘The Green Village’ in arid to semi-arid climate zones.”

The awards were linked to the WRC’s newly-adopted corporate planning tool named the ‘Knowledge Tree’, guiding the commission’s operations. The ‘Knowledge Tree’ functions as a yardstick with which the WRC measures its impact in essential areas. The presentation of these accolades underscored the importance of water science and water technology in improving the daily reality of people at grassroots level.

Prof Van Rensburg’s research goal is to enhance the efficiency of water usage of crop production systems in both the dryland and irrigation sectors. Part of his latest achievements include being editor for a special edition of the Irrigation and Drainage Journal (2012; vol 61) on rainwater harvesting.

Prof Chris du Preez, co-author of the winning paper, is an expert on soil quality, especially organic matter. He serves as the Head of the Department of Soil, Crop and Climate Sciences and has also acted as President of the Soil Science Society of South Africa. His current research focuses on agricultural land use and soil organic matter changes, soil fertility and fertilisation, and agriculture water quality and usage.

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