Results 101 to 110 of about 90,708 (274)

The impact of teacher characteristics on student performance: An analysis using hierarchical linear modelling [PDF]

open access: yes
More than a decade after South Africa’s transition from apartheid, the racially delineated picture of education in the country remains. Brahm Fleisch (2008) refers to the South Africa’s education system as consisting effectively of two education systems:
Paula Armstrong
core  

Lethal copper concentration levels for Clarias gariepinus (Burchell, 1822) @ a preliminary study

open access: yesKoedoe: African Protected Area Conservation and Science, 1993
Lethal copper concentrations were determined for both adult and juvenile Clarias gariepinus at representative mean summer and winter temperatures. Fish were exposed to copper for 96 hours in an experimental system and mortalities monitored.
Marinda Van der Merwe   +2 more
doaj  

Personal norms of sustainability and their impact on management – The case of rangeland management in semi-arid regions [PDF]

open access: yes
We empirically study personal norms of sustainability, conceptualized according to the normactivation theory and operationalized under the notion of strong ecological-economic sustainability, for commercial cattle farmers in semi-arid rangelands of ...
Martin F. Quaas   +2 more
core  

The psychometric status of child language assessment tools in South Africa's official languages. [PDF]

open access: yesS Afr J Commun Disord
Southwood F   +4 more
europepmc   +1 more source

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