Now showing items 3981-3990 of 12293
The role of cytokinins in the regulation of apical dominance in Pisum sativum.
Intact or decapitated Pisum sativum seedlings were used to investigate the correlative inhibition of lateral buds by the shoot apex - a developmental process known as apical dominance. Apical dominance is considered to ...
The morphology of radiation damage in copper irradiated with neutrons at elevated temperatures.
This thesis is an investigation of the radiation damage morphology of high purity copper crystals irradiated with fast neutrons at temperatures in the range of 250C to 4OO C. At these high temperatures neutron damage ...
Young Indian women's construction of sexuality and risky sexual behaviour in a Newlands school.
This study explores the sexual identities of a group of young Indian women who are 16 and 17 years old. It also investigates the multiple ways in which these young women give meaning to their sexuality and gendered identities ...
The supervisory roles of heads of departments in rural primary schools : challenges and problems.
This research presents an understanding of the supervisory roles of heads of departments (HODs) in rural primary schools. In documenting the roles of heads of departments, I employed a qualitative approach. Semi-structured ...
"Boundless opportunities": towards an assessment of the usefulness of the concept of social exclusion for the South African public library situation.
(University of KwaZulu-Natal, 2014-04-11)
Defines the concept of social exclusion. Identifies factors that contribute to social exclusion. Explores the usefulness of the concept in local contexts
The KwaZulu-Natal school library policy and its feasibility for implementation in the Province.
The research took into account accepted standards of good policy formulation to provide perspective and contextualise the study, and delineated educational challenges for the sector. The following theoretical frameworks ...
Achene biology and the chemical control of Chromolaena odorata.
Abstract viewable in PDF document.
Genetic studies of secondary traits and yield heterosis in maize under high and low nitrogen conditions, incorporating farmer perceptions and preferences for varieties.
In Tanzania, 85% of the population depend on maize for food security; it provides 60% of their dietary calories and about 50% of their protein. It is not only a source of food security, but is also a cash crop on which ...
Cytokinins and the germination of Tagetes minuta L.
Tagetes minuta L. is a weedy herb that has been a rich source of fragrant oils, used as in the perfume and flavour industry. T. minuta achenes germinate erratically under field conditions. However, at the optimal germination ...