Prof. Peter Thompson
Environmental conditions favourable for an outbreak of Rift Valley fever
(Photo by Pixabay) Since the last report in November heavy downpour with flooding occurred in many areas of South Africa. Water sources (water pans, dams, vleis) are filled to the brim and midges and mosquitoes, the transmitters of viral diseases such as Blue Tongue, Rift Valley Fever, Wesselsbron Disease,[...]