Browsing by Subject "Variability"
Now showing items 1-6 of 6
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An analysis of precision agriculture in the South African summer grain producing areas
(North-West University, 2011)Both globally and locally, agriculture faces ever increasing challenges such as high input costs, strict environmental laws, decrease in land for cultivation and an increase in demand due to the growing global population. ... -
Correcting for intra-individual variability in sodium excretion in spot urine samples does not improve the ability to predict 24 h urinary sodium excretion
(MDPI, 2020)Given a global focus on salt reduction efforts to reduce cardiovascular risk, it is important to obtain accurate measures of salt intake on a population level. This study determined firstly whether adjustment for ... -
The evaluation of endpoint variability and implications for study statistical power and sample size in conscious instrumented dogs
(Elsevier, 2018)Introduction The sensitivity of a given test to detect a treatment-induced effect in a variable of interest is intrinsically related to the variability of that variable observed without treatment and the number of ... -
Profitability of Cassava-based production systems
(Kamla-Raj, 2016)The study was undertaken to analyze the profitability of cassava-based production in Oyo State. The population for the study consisted of all small-scale cassava farmers in the State. A well-structured questionnaire was ... -
Spatial and temporal variability of rainfall intensity over the Mooi River catchment
(North-West University (South Africa), Potchefstroom Campus, 2016)Rainfall is highly variable over space and time. The need for an improvement in the quality of rainfall estimates in Africa has never been greater. In this dissertation the variability of rainfall on the Highveld of South ... -
Variability of domestic burning habits in the South African Highveld: a case study in the KwaDela Township (April 2017)
(IEEE, 2017)Air quality in the South African low-income residential areas is poor due to gaseous and particulate emissions from a range of sources including domestic burning. The absence of data on fuel use and variability in low-income ...