Browsing by Subject "Heat stress"
Now showing items 1-4 of 4
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Chlorophyll a fluorescence as an indicator of heat stress in cotton (Gossypium hirsutum L.)
(Taylor & Francis, 2020)Cotton (Gossypium hirsutum L.) is a major fibre crop that is greatly affected by climatic factors, especially drought and high temperatures. Excessive temperature (above 30 °C) during the reproductive stage (flowering) ... -
Chlorophyllafluorescence as an indicator of heat stress in cotton (Gossypium hirsutumL.)
(Taylor & Francis, 2020)Cotton (Gossypium hirsutum L.) is a major fibre crop that is greatly affected by climatic factors, especially drought and high temperatures. Excessive temperature (above 30 °C) during the reproductive stage (flowering) ... -
Exposure of car guards to solar ultraviolet radiation during summer and winter
(North-West University (South-Africa), 2020)Introduction: Outdoor workers such as car guards are at an increased risk of excessive exposure to solar UVR due to long hours working in the absence of a shade structure and personal protective equipment. Cumulative ... -
Soil types, water and heat stress affect seed qualities of three maize varieties grown under variable conditions
(North-West University (South Africa), 2022)Food security in Sub-Saharan Africa is threatened by the increasing incidence of extreme weather events like heat waves and drought. These stressors reduce the yield of maize (Zea mays L.), which is the most important ...