Browsing Faculty of AgriSciences by Title

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Browsing Faculty of AgriSciences by Title

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  • Deloire, Alain J.   Coetzee, Zelmai A.   Muller, M.(Nina)   Brand, Jeanne   Van Der Rijst, Marieta   Serra-Stepke, Ignacio M. (Sexto Sentido Comunicaciones, 2011-12)
    INTRODUCTION: The color of the berry is a new and important indicator to determine the optimum ripeness of the fruit for the different styles of white wine, because the hues can help predict the aromatic profiles of ...
  • Beukes, Johannes Arnoldus (Stellenbosch : Stellenbosch University, 2013-03)
    ENGLISH ABSTRACT: The aim of the study was to determine the effect of increasing levels of Maize silage in finishing diets for Merino lambs on their feed intake, production performance, feed conversion ratio, digestibility ...
  • Lerm, E.   Engelbrecht, L.   Du Toit, M. (SASEV, 2010-09)
    There are two main fermentations associated with the winemaking process. Alcoholic fermentation is conducted by the yeast culture and malolactic fermentation takes place as a result of the metabolic activity of lactic acid ...
  • Smit, Annel (Stellenbosch : Stellenbosch University, 2007-12)
    ENGLISH ABSTRACT: The conversion of sugar into ethanol and carbon dioxide is a process that has been intertwined with human culture and long as civilized man has existed. This fermentation process has been dominated by ...
  • Hildebrandt, Walter Ralph (Stellenbosch : Stellenbosch University, 2014-04)
    ENGLISH ABSTRACT: The aim of this study was to evaluate the current managerial practices as used by African Savanna buffalo (Syncerus caffer caffer) farmers. Consequently, the best management practices would be combined ...
  • Jasson, Rene (Stellenbosch : University of Stellenbosch, 2005-12)
    Within the Table Mountain National Park (TMNP), Western Cape, South Africa, various management practices have been undertaken in the removal of alien vegetation. While considerable success in the control of alien plants ...
  • Crous, Jacobus Johannes (Stellenbosch : Stellenbosch University, 2012-12)
    ENGLISH ABSTRACT: Olives have been produced commercially in the Mediterranean-type climate of the Western Cape region of South Africa since the early 1900’s. As in the rest of the world, South African table olive producers ...
  • Smit, Anita Yolandi   Engelbrecht, Lynn   Du Toit, Maret (Frontiers Research Foundation, 2012-03)
    Biogenic amines are nitrogenous organic compounds produced in wine from amino acid precursors mainly by microbial decarboxylation. The concentration of biogenic amines that can potentially be produced is dependent on the ...
  • Horstmann, Carl Ulrich (Stellenbosch : University of Stellenbosch, 2010-12)
    ENGLISH ABSTRACT: Undeniably, changes in the environment and dwindling traditional energy resources have resulted in the search for viable, renewable energy alternatives such as biofuels. Cellulose is one of the most ...
  • Cronje, Christelle (Stellenbosch : University of Stellenbosch, 2010-12)
    ENGLISH ABSTRACT: Vitamin C (ascorbate or AsA) is a secondary metabolite produced in many eukaryotes including yeasts, plants and animals. It plays essential roles as an anti-oxidant and enzyme cofactor, functions as an ...
  • Hiten, Nicholas Fletcher (Stellenbosch : University of Stellenbosch, 2006-03)
    Fructose 2,6-bisphosphate (Fru 2,6-P2) is an important regulatory molecule in plant carbohydrate metabolism. There were three main objectives in this study. Firstly, to determine whether the recombinant rat 6-phosphofructo ...
  • Joubert, Debra (Stellenbosch : University of Stellenbosch, 2006-12)
    The main goal of this project was to elucidate the apparent role of neutral invertase (NI) in sucrose accumulation in sugarcane. In the first part of the study putative transgenic cell lines (transformed with antisense ...
  • Joubert, Marisa (Stellenbosch : University of Stellenbosch, 2003-12)
    ENGLISH ABSTRACT: Two experiments were conducted in order to manipulate the physical and chemical properties and shelf life of ostrich meat. Experiment 1: The effect of dietary fish oil rich in n-3 fatty acids on the ...
  • Groenewald, Jan-Hendrik (Stellenbosch : University of Stellenbosch, 2006-03)
    The main aim of the work presented in this thesis was to elucidate the apparent role of pyrophosphate fructose 6-phosphate 1-phosphotransferase (PFP) in sucrose accumulation in sugarcane. PFP activity in sugarcane ...
  • Kapp, Cornelius Johannes (Stellenbosch : University of Stellenbosch, 2008-03)
    Commercial production of sweet cherries has recently increased in South Africa, with more than 400 ha planted by 2006. Cherry, a high chilling fruit variety, is however not suited for the mild winter climate of South Africa. ...
  • Fraser, W. J. (Stellenbosch : University of Stellenbosch, 2007-03)
    Regal Seedless is a white, seedless grape which has the potential to become a profitable cultivar for the table grape producer since it has the advantages of early season harvesting and inherently large berries. There ...
  • Ndlovu, Thulile (Stellenbosch : Stellenbosch University, 2012-12)
    ENGLISH ABSTRACT: Wine protein haze formation is a major challenge for wine makers, and several wine clarifying agents such as bentonite are used in the industry to protect wine from this occurrence. However, clarifying ...
  • Bester, Michael C.   Jacobson, Dan   Bauer, Florian F. (Genetics Society of America, 2012-01)
    The outer cell wall of the yeast Saccharomyces cerevisiae serves as the interface with the surrounding environment and directly affects cell2cell and cell2surface interactions. Many of these interactions are facilitated ...
  • Heyns, I.C. (Stellenbosch : University of Stellenbosch, 2010-12)
    ENGLISH ABSTRACT: The wild relatives are an important source of new genes for the genetic improvement of wheat. At Stellenbosch University the leaf and stripe rust resistance genes Lr54 and Yr37 were transferred from ...
  • Wessels, Willem Gerhardus (Stellenbosch : Stellenbosch University, 1997-03)
    ENGLISH ABSTRACT: Stem rust is considered the most damaging of the wheat rusts causing yield losses of more than 50% in epidemic years. Similarly, Russian wheat aphids (RWA) can be regarded as one ofthe most devastating ...