These daily estimates of solar radiation were derived using modifications for South African conditions of the Bristow and Campbell (1984) equation. The daily values can be used as input in other equat
The LTAR network maintains stations for standard meteorological measurements including, generally, air temperature and humidity, shortwave (solar) irradiance, longwave (thermal) radiation, wind speed
Historical (2010–2020) average maximum temperature, average minimum temp and average rainfall of experimental sites during wheat growing season (worldweatheronline.com).