Now showing items 31-40 of 2615
The use of scientific and indigenous knowledge in agricultural land evaluation and soil fertility studies of Ezigeni and Ogagwini villages in KwaZulu-Natal, South Africa.
In the past, the indigenous knowledge of soils of small-scale farmers in South Africa has been largely ignored in scientific research. Hence the use of scientific approaches to land evaluation has often failed to improve ...
Optimisation of an innovative system of sustainable production in Rwanda : the integrated rabbit-fish-rice system.
Population escalation in the developing world has been associated with increased poverty, food insecurity and environmental degradation. The situation in Rwanda, with 2.82% annual population increase is no exception. The ...
Ozone initiated oxidation of organic pollutants, m-xylene and 2-chloroethanol.
A variety of hazardous organic compounds are present in leachate from landfill sites that accept medical and industrial chemical waste. Most of these compounds find their way into nearby streams, rivers and dams, posing a ...
A strategy for optimal beef production off sourveld.
The economic necessity of a better production strategy on sourveld promoted this study. Production of marketable two-tooth steers in the summer season and overwintering of all cattle without excessive feed costs were ...
Exact solutions for perfect fluids conformal to a Petrov type D spacetime.
Abstract is available from the print copy.
An investigation into solid waste management in townships : the case study of Clermont, KwaZulu-Natal.
An environmental challenge that is currently plaguing the South African townships in the Metropolitan Area is the volume of solid waste being illegally disposed in open spaces along road verges as well as in streams. The ...
Seasonal pharmacological and phytochemical properties of medicinal bulbs.
Medicinal bulbs form part of the diversified flora in South Africa. The plants are used extensively in South African traditional medicine in the treatment of various ailments. Due to the ever-increasing demand and the ...
Analysing the causes and symptoms of poverty in a land reform community in the midlands of KwaZulu-Natal.
The objectives of this thesis were firstly, to review existing literature in order to identify broadly accepted and measurable indicators of the possible causes of poverty and the resulting symptoms. Secondly, to gather ...
Flood estimation for roads, bridges and dams.
Flood estimation can be classified into two categories, i.e. flood prediction and flood forecasting. Flood prediction is used for the estimation of design floods, which are floods associated with a degree of risk of being ...
RAT online : design, delivery and evaluation of constructivist computer supported martial arts learning environments.
This thesis describes the evaluation of several computer supported martial arts learning environments. These learning environments were designed, developed and implemented for practitioners of Rough and Tumble (RAT), a ...