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22 January 2020 | Story Leonie Bolleurs | Photo Leonie Bolleurs
Soil Confrence at UFS
At the Combined Congress with the theme ‘Basic and applied sciences – Fundamentals of sustainable agriculture’, were from the left: Prof Klaus Kellner, Prof Prakash Naidoo, Dr Cobus Botha from the Agriculture Research Council, Prof Vaughan Hattingh, and Mr Matome Ramokgopa.

“We are at the beginning of a new decade that will in all likelihood be pivotal for aspects such as food security, climate change, and the sustainable use of natural resources – aspects that the societies you represent are of course keenly involved with – and in terms of which you can play an increasingly valuable role.” 

These were the words of Vice-Rector: Operations at the University of the Free State (UFS), Prof Prakash Naidoo, on opening a Combined Congress of the Soil Science Society of South Africa (SSSSA), the South African Society of Crop Production (SASCP), the Southern African Weed Science Society (SAWSS), and the Southern African Society for Horticultural Sciences (SASHS).

The UFS Department of Soil, Crop and Climate Sciences is hosting the congress, with scientific content of four disciplines (soil, crop, weed, and horticulture) presented by both local and international guest speakers.

The theme of this year’s congress taking place on the UFS Bloemfontein Campus, is Basic and applied sciences – Fundamentals of sustainable agriculture.

Prof Naidoo continues: “It has been predicted that the world will need almost double the current food supply by 2050 to feed an ever-increasing world population. This clearly makes the scientific work done in the agricultural sector and the organisations affiliated with it, more vital than ever. We need to do what we can to ensure food security and sustainability.”

“A congress like yours is an opportunity to tap into the perspectives and research results of collaborators from different fields, and from different levels of skill and experience – with the aim of ultimately benefiting wider communities.”

Leader in agriculture sector

Prof Vaughan Hattingh, representing SASHS (Chief Executive Officer of Citrus Research International); Mr Matome Ramokgopa, representing SASCP (General Manager of Enza Zanden SA); and Prof Klaus Kellner, representing SSSSA (Department of Botany at the North-West University), delivered the combined opening address.

Prof Hattingh, speaking on ‘Industry–University partnership opportunity road ahead for horticultural research’, says citrus is a major horticultural product internationally and the biggest horticultural export from South Africa. The citrus industry, the second largest exporter of citrus in the world, generates R20 bn per year and is the biggest funder of research in this area. 

Prof Hattingh states that university partnerships, developing science to assist the industry, are key. “The future of horticultural industries and horticultural research at universities depends on successful university-industry partnerships.”

Mr Ramokgopa talked about ‘Innovative solutions for vegetable seed production for a growing population’, saying that Enza Zanden employed several techniques in vegetable production in response to the needs of retailers and consumers. These include smaller tomatoes (for snacking purposes), smaller leaf size of lettuce (thus a smaller area for decay), plastic-free packaging of cucumber with a longer shelf life, and more uniform onions (suitable for onion rings). 

Prof Kellner focused on ‘Scientifically sound policies and practices to ensure food security and sustainable agriculture’. He said: “It is getting warmer in Southern Africa and Europe. We need to realise it and adapt practices accordingly.”

More discussions on sustainable agriculture

Other interesting topics covered at the congress include, ‘Developing propagation technologies for indigenous plants used in the natural products industry’; ‘The influence of foliar and application rate of nitrogen fertiliser on seed and oil yield of canola’; ‘Sweet potato production in sacks: potential utilisation of limited space in rural, urban and peri-urban areas’; ‘The efficacy of postharvest wax application in the reduction of chilling injury incidence in lemon fruit’; and ‘Herbicide use within the commercial forestry sector in South Africa’.

Congress attendees can also look forward to the ‘Soil fertility and crop nutrition symposium: principles and practices’ on Wednesday 22 January 2020.

The congress kicked off on 21 January, and will come to an end on Thursday 23 January 2020. For more information on the sessions, see programme.

News Archive

UFS scientists involved in groundbreaking research to protect rhino horns
2010-07-27

Pictured from the left are: Prof. Paul Grobler (UFS), Prof. Antoinette Kotze (NZG) and Ms. Karen Ehlers (UFS).
Photo: Supplied

Scientists at the University of the Free State (UFS) are involved in a research study that will help to trace the source of any southern white rhino product to a specific geographic location.

This is an initiative of the National Zoological Gardens of South Africa (NZG).

Prof. Paul Grobler, who is heading the project in the Department of Genetics at the UFS, said that the research might even allow the identification of the individual animal from which a product was derived. This would allow law enforcement agencies not only to determine with certainty whether rhino horn, traded illegally on the international black market, had its origin in South Africa, but also from which region of South Africa the product came.

This additional knowledge is expected to have a major impact on the illicit trade in rhino horn and provide a potent legal club to get at rhino horn smugglers and traders.

The full research team consists of Prof. Grobler; Christiaan Labuschagne, a Ph.D. student at the UFS; Prof. Antoinette Kotze from the NZG, who is also an affiliated professor at the UFS; and Dr Desire Dalton, also from the NZG.

The team’s research involves the identification of small differences in the genetic code among white rhino populations in different regions of South Africa. The genetic code of every species is unique, and is composed of a sequence of the four nucleotide bases G, A, T and C that are inherited from one generation to the next. When one nucleotide base is changed or mutated in an individual, this mutated base is also inherited by the individual's progeny.

If, after many generations, this changed base is present in at least 1% of the individuals of a group, it is described as a single nucleotide polymorphism (SNP), pronounced "snip". Breeding populations that are geographically and reproductively isolated often contain different patterns of such SNPs, which act as a unique genetic signature for each population.

The team is assembling a detailed list of all SNPs found in white rhinos from different regions in South Africa. The work is done in collaboration with the Pretoria-based company, Inqaba Biotech, who is performing the nucleotide sequencing that is required for the identification of the SNPs.

Financial support for the project is provided by the Advanced Biomolecular Research cluster at the UFS.

The southern white rhino was once thought to be extinct, but in a conservation success story the species was boosted from an initial population of about 100 individuals located in KwaZulu-Natal at the end of the 19th century, to the present population of about 15 000 individuals. The southern white rhino is still, however, listed as “near threatened” by the World Wildlife Fund (WWF).

Media Release:
Mangaliso Radebe
Assistant Director: Media Liaison
Tel: 051 401 2828
Cell: 078 460 3320
E-mail: radebemt@ufs.ac.za 
27 July 2010



 

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