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Browsing by Subject "Pesticides"

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Climate variability, perceptions and political ecology: Factors influencing changes in pesticide use over 30 years by Zimbabwean smallholder cotton producers

Author: Zinyemba, C ; Archer, Emma RM ; Rother, H-A Date: May 2018 Pesticides represent a potential public health hazard of note in farming communities. Accumulating evidence indicates that some pesticides used in agriculture act as hormone disrupters, with the potential to result in chronic health effects. ... Read more
Determination of the effect of microwave energy on maize kernel quality

Author: Fakude, PM ; Erasmus, C ; Taylor, JRN Date: Feb 2006 One of the major problems that affect maize quality is insect infestation of stored products. Currently, this problem is controlled by the use of chemical pesticides. Methyl bromide, the pesticide with the widest application, is being phased ... Read more
Development and field validation of an indicator to assess the relative mobility and risk of pesticides in the Lourens River catchment, South Africa

Author: Dabrowski, James M ; Balderacchi, M Date: Nov 2013 A GIS based pesticide risk indicator that integrates exposure variables (i.e. pesticide application, geographic, physicochemical and crop data) and toxicity endpoints (using species sensitivity distributions) was developed to estimate the ... Read more
The health implications of replacing common building materials with natural fibre reinforced composites

Author: Ampofo-Anti, N Date: Dec 2015 This paper highlights the need for a non-chemical approach to the cultivation of fibre crops intended for building applications in South Africa. A case study considered four fibre crops – flax, industrial hemp, kenaf and sisal – that are ... Read more
Mercaptobenzothiazole on gold biosensor systems for organophosphate and carbamate pesticide compounds

Author: Somerset, VS Date: May 2010 Organophosphate and carbamate pesticides are powerful neurotoxins that impede the activity of cholinesterase enzyme leading to severe health effects. This study firstly reports the development, characterisation, and application of thick-film ... Read more
Risk assessment as a management tool used to assess the effect of pesticide use in an irrigation system, situated in a semi-desert region

Author: Raschke, AM ; Burger, AEC Date: Jan 1997 A preliminary study undertaken by the CSIR in July 1993 on the health effects of aerial crop spraying of pesticides in the Vaalharts irrigation area in South Africa indicated that potential health risks could exist for the inhabitants of this ... Read more
Validation of the AGDISP model for predicting airborne atrazine spray drift: a South African ground application case study

Author: Nsibande, SA ; Dabrowski, James M ; van der Walt, E ; Venter, A ; Forbes, PBC Date: Jun 2015 Air dispersion software models for evaluating pesticide spray drift during application have been developed that can potentially serve as a cheaper convenient alternative to field monitoring campaigns. Such models require validation against ... Read more

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Browsing by Subject "Pesticides"

Browsing by Subject "Pesticides"

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All of ResearchSpace

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