Pellagra is characterised by dermatological, gastrointestinal and neuropsychiatric manifestations. Millions contracted the disease and hundreds of thousands died between the time it was first recorded until pellagra was ...

The prevalence of extreme drought and flooding is posing a threat to the food security of Sub-Saharan African countries. There are national and international calls for actions to investigate the level of resilience of ...

Maize, Zea mays is the most important grain crop in South Africa and is a staple food in many African countries. The beneficial effects of plant growth-promoting rhizobacteria on crop growth and yield have been well ...

Changes in phenology can be used as a proxy to elucidate the short and long term trends in climate change and variability. Such phenological changes are driven by weather and climate as well as environmental and ecological ...