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The evaluation of bacteriocins and enzymes for biopreservation of wine
(Stellenbosch : Stellenbosch University, 2002-03)
ENGLISH ABSTRACT: The winemaking process involves a number of microorganisms, each with its own role.
Yeasts are responsible for the alcoholic fermentation, the lactic acid bacteria (LAB) are
Gram-positive bacteria ...
Studies of apple bud dormancy and branching under conditions of inadequate winter chilling
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: In order to study the dormancy of apple buds in conditions of inadequate chilling a
number of trails were done during 2000 and 2001.
Year-old, unbranched shoots of 'Royal Gala', 'Braeburn', 'Cripps' ...
The effect of haloxyfop-R-methyl ester and imazamox herbicides, tine or no tillage and nine different medic cultivars on the seed and dry matter production as well as the quality of medic pastures
(Stellenbosch : Stellenbosch University, 2001-12)
ENGLISH ABSTRACT: The aim of this study was to determine the effect of a grass herbicide, a
broadleaf herbicide with some grass control capabilities, method of tillage (tine
and no-tillage) at planting of wheat as well ...
Infection by dry, airborne Botrytis cinerea conidia and fungicide efficacy on different parts of grape bunches and vinelets
(Stellenbosch : Stellenbosch University, 2002-03)
ENGLISH ABSTRACT: The evaluation of fungicide efficacy in commercial vineyards can be influenced by the
sporadic occurrence of Botrytis cinerea at various positions on vines, differences in bunch
structure during bunch ...
Ontwikkeling van 'n laevetgraanproduk en die effek van verskillende veselvlakke op die glukemiese indeks
(Stellenbosch : Stellenbosch University, 2002-03)
ENGLISH ABSTRACT: Consumers are becoming more health conscious. Furthermore, time is a scarce human resource and
therefore convenience is an important consideration when food choices are being made. A South
African food ...
Feedlot performance and essential amino acid growth requirements of Dorper lambs
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: The Dorper is numerically the second most abundent of all the sheep breeds in
South Africa. It is the most numerous sheep breed in the dry arid areas of South
Africa which make out a very big portion ...
Strip-mine rehabilitation in Namaqualand
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: Namaqualand has a very unusual diversity of plant life, with many endemic plant species. The
fundamental question of this thesis is how this system, damaged by strip-mining activities, can
be rehabilitated. ...
Seed ecology as a determinant of population structure in some Southern African Savanna Acacia species
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: African Acacia species are often major contributors to the progressive increase in the woody
component of savannas, a phenomenon commonly referred to as bush encroachment. In Hluhluwe-
Umfolozi Park, ...
Expression of the Aspergillus niger glucose oxidase gene in Saccharomyces cerevisiae
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: The winemaking process constitutes a unique ecological niche that involves the interaction
of yeasts, lactic acid bacteria and acetic acid bacteria. Saccharomyces cerevisiae has
established its importance ...
The deletion and overexpression of two esterase genes, IAH1 and TIP1, in Saccharomyces cerevisiae to determine their effects on the aroma and flavour of wine and brandy
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: No single chemical constituent can be accredited with giving wine and brandy their
overall aroma and flavour. The aroma and flavour of wine and brandy are rather
attributed to a number of chemical ...