Investigations in the winter-rainfall area were carried out with the object of obtaining a complete picture of the blowfly-sheep-carcase complex. The rainfall is well distributed over the whole year, the climate is ...

The experiments detailed here tend to the following conclusions:- (1) Slight persistent local reactions may sometimes be expected to follow inoculation with blackquarter vaccines precipitated by alum or aluminium ...

An account is given of an investigation into the transmission of blue-tongue and horse-sickness conducted at Onderstepoort during 1942 and 1943. Three positive infections with blue-tongue and one with horse-sickness, ...