Why are there different types of vaccines against Gumboro Disease?
There are three types of vaccines against Gumboro Disease: the mild, intermediate and intermediate plus or hot vaccines, because there are field viruses of different levels of virulence, and different epidemiological situations in which each vaccine would be regarded as the most convenient. To choose the right type of vaccine the following factors should be considered: the pathotype of field virus that you have on the farm and in the area, the level and quality of protection given by maternal transference and the type of management and biosecurity measures implemented on the premises.
