VVNDV - What does VVNDV stand for? The Free Dictionary
References in periodicals archive
The incidence of VVNDV declined dramatically owing to the introduction of different types of ND vaccines in commercial poultry (Folitse et al.
1999) and he found that 1:2 ratio is the best for the purpose and conferred 80% protection when challenged with VVNDV.
At six weeks postboosting, the birds of each group were challenged by injecting the VVNDV, with 64 HA titre at 0.