Nigerian Pidgin (pcm) | Change Language (Change Language)
  1. This manual discusses the development of a Newcastle disease virus for use in the production of vaccine for village flocks.
  2. 1987-01-19 Newcastle disease virus can infect many bird species, and the domestic chicken is particularly susceptible. Highly virulent strains of the virus are endemic throughout Asia, where they cause greater economic loss than any other poultry disease. Vaccination can reduce losses. However, most...