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10 June 2020 | Story Leonie Bolleurs | Photo Supplied
Prof Zakkie Pretorius, left, plays a significant role in providing pathology support to the plant breeding industry.Prof Liezel Herselman contributes to plant breeding in Southern Africa by training and mentoring the plant breeders of the future.

The Southern African Plant Breeders’ Association (SAPBA) recently bestowed prestigious awards upon Prof Zakkie Pretorius, Research Fellow in the Department of Plant Sciences at the University of the Free State (UFS), and Prof Liezel Herselman, Associate Professor in the same department. This institution strives to maintain high ethical standards and norms, contributing to stable, sustainable agriculture.

During the 13th Southern African Plant Breeders’ Association symposium, Prof Herselman was presented with a Fellow Award and Prof Pretorius with Honorary Membership. They received the awards for their services to and promotion of the SAPBA objectives, together with their exceptional contributions to plant breeding. 

Provide food for the nation
Over the years, Prof Pretorius, who has extensive expertise in diseases of field crops – more specifically the rust diseases of small grain cereal crops – has played a significant role in providing pathology support to the plant breeding industry. He has also conducted ground-breaking pathology research on rust diseases in field crops. In 2019, he co-authored an article that appeared in Nature, the world’s leading multidisciplinary science journal. He is also shortlisted as a 2020 finalist in the Lifetime Award and Special Theme Award (Plant Health) of the National Science and Technology Forum. Furthermore, he regularly attended and participated in biennial conferences and supervised plant breeding students working on plant disease projects. 

Prof Herselman contributes to plant breeding in Southern Africa by training and mentoring the plant breeders of the future. “As a lecturer of fourth-year and honours Plant Breeding students, as well as supervisor and promoter of master’s and doctoral students, I am in the fortunate position to teach and mentor my students in one of the newest fields of plant breeding, namely marker-assisted plant breeding. All future plant breeders need this knowledge to make a success of their breeding programmes. Our students are the future plant breeders who will provide food to the nation,” she says. 

"As a plant pathologist, I am privileged to have been able to contribute to the quest for disease resistance in crop improvement and to have been recognised for it.” – Prof Zakkie Pretorius
The highest honour
Prof Pretorius view recognition by the industry – in this case, the plant breeding fraternity – as the highest honour for someone working in agricultural science. “As a plant pathologist, I am privileged to have been able to contribute to the quest for disease resistance in crop improvement and to have been recognised for it. I am also extremely grateful to colleagues and co-workers who have contributed over many years to the establishment of a productive and influential research group at the UFS,” he says.

Prof Herselman shares this sentiment. She says: “It means so much to me to know that I have made a difference and an impact on my students’ lives. It is a privilege to have the opportunity to work with under- and postgraduate students and to see them grow.”

She continues: “We strive to send out well-rounded students who can make a difference in the workplace and the community. This award means that I have succeeded in this goal, even though I do my work because I am passionate about it and not to receive recognition.”

Fight against fungal disease continues
Prof Pretorius continues to be involved in studies on host plant resistance and pathogenic variability. 

As a molecular plant breeder, Prof Herselman is pushing on with research focusing on the development of wheat lines with improved disease resistance. The work that she is doing makes a difference on both national and international level. “As part of my current research programme, we have made rust- and Fusarium head blight-resistant wheat lines available to South African breeding companies for use in their breeding programmes. The lines developed at the UFS will in a small way contribute towards the fight against fungal diseases in South Africa, thus securing the yield and livelihoods of farmers and consumers,” she says.

Her master’s and doctoral students who have completed their studies, also take the knowledge they gained at the UFS back to their countries and workplaces where they ultimately add value, especially contributing towards the fight against hunger. 

"“We strive to send out well-rounded students who can make a difference in the workplace and the community. This award means that I have succeeded in this goal, even though I do my work because I am passionate about it and not to receive recognition.” – Prof Liezel Herselman

News Archive

The launch of a unique conservation project
2011-06-06

 

Our Department of Animal, Wildlife and Grassland Sciences launched a very special pilot project at Woodland Hills Wildlife Estate in Bloemfontein on Friday 03 June 2011, which aims to eventually aid in the conservation and study of one of Africa’s most graceful animals.

The project aims to provide the scientific basis needed for making future decisions in the best interests of the giraffe in the Kgalagadi Transfrontier Park in the Northern Cape and involves collaring and monitoring the behaviour and movement of these animals via GPS.

Based on the public interest in the giraffe and the increased impact of the growing giraffe population on the vegetation in the area, SANParks has been considering the translocation of a number of Kgalagadi giraffe. Due to limited information regarding their adaptation success and potential impact on their new environment, thorough planning and subsequent monitoring of the species is required.

Mr Francois Deacon from our university decided to undertake a PhD study to address the existing challenges. This will be the first study of its kind, undertaken on giraffe.

He says he decided on this project because of his love for animals and conservation. “There are nine sub-species of giraffe and seven of these are already endangered. I want to involve people and make them aware of the plight of the animals and the need for conservation,” he said.

The project kicked off on Friday morning, with a group of students and curious nature-lovers tracking a herd of giraffe at Woodland Hills. The challenge laid in identifying one of the animals which could easily be collared with a GPS device, tranquilising it, and applying the device, without harming the animal.

After a young bull was identified, it was up to Dr Floris Coetzee, a veterinarian, to get close enough to the animal to tranquilise it, and to the group of students to catch it and hold it down. All this was done perfectly and the animal was fitted with its new collars. The collars were designed and made by Mr Martin Haupt, who gained extensive experience in the design of similar collars for other research studies.

Mr Deacon will spend the following two weeks personally monitoring the animal constantly, to ensure that the collars do not cause any discomfort or injury and to determine whether it should be removed or adapted.

It has taken Mr Deacon over a year to plan the collaring process and the associated study. He says the main challenges in the project are financial, since it will cost approximately R500 000 to run over five years.

Thus far he has been supported by Mr Pieter Malan of Woodland Hills, Mr Cas Kempff of Cas Kempff Consulting Engineers and Prof. Frans Swanepoel of the UFS’ Directorate of Research Development, all of whom have been benefactors of the project.
Information gathered from the pilot project will provide the data to assess how to best fit the collar onto the giraffe to ensure that the animal is comfortable and that the collar will last in the wild.  Scientific data will be generated and processed for use by the Woodland Hills Wildlife Estate management.

Should the pilot project be successful, between four and eight giraffe in the Kgalagadi will be tracked using the satellite GPS collars. The GPS collars will enable the constant recording of the location of individual giraffe for up to 2 years. This will allow control and monitoring of the animals in real-time.

The main benefits of the project include, amongst others, improved decision-making, informing tourism development, education and community involvement, improved sustainability and improved cross-border collaboration between South Africa and Botswana.

Anyone who wishes to get involved with the project or get more information, should contact Me. Sonja Buhrmann at sbuhrmann@vodamail.co.za or 0827735768.
 

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