Natural and Agricultural Sciences Annual Report 2011 Natural and Agricultural Sciences Annual Report 2011 Contact Details Dean Prof Neil Heideman +27 (0)51 401 2322
[email protected] Vice-Dean Prof. Corli Witthuhn +27 (0) 51 4013855
[email protected] Faculty Manager Mr Johan Kruger +27 (0)51 401 2409 Issued by
[email protected] Faculty of Natural and Agricultural Sciences Marketing Manager University of the Free State Ms Elfrieda Lotter Editorial Compilation +27 (0)51 4012531
[email protected] Betta van Huyssteen Physical Address Language Revision Room 9A, Biology Building, Main Campus, Bloemfontein Betta van Huyssteen Stella Mcgill Postal Address Revision of Bibliographical Data University of the Free State PO Box 339 Mercia Coetzee Bloemfontein Design, Layout South Africa 9300 Chrysalis Advertising & Publishing Fax: +27 (0)51 401 3728 Printing E-mail:
[email protected] Oranje Drukkery • Printers Faculty website: www.ufs.ac.za/natagri Table of Contents Preface 5 Research Clusters 6 Agricultural Sciences 13 Agricultural Economics 14 Animal, Wildlife and Grassland Sciences 20 Plant Sciences 30 Soil, Crop and Climate Sciences 40 Building Sciences 49 Architecture 50 Quantity Surveying and Construction Management 56 Urban and Regional Planning 62 Natural Sciences 67 Chemistry 68 Computer Science and Informatics 86 Consumer Science 94 Genetics 100 Geography 108 Geology 116 Mathematical Statistics and Actuarial Science 126 Mathematics and Applied Mathematics 132 Microbial, Biochemical and Food Biotechnology 136 Physics 150 Zoology