Dual infection with fowl pox (FP) and infectious laryngotracheitis (ILT) was diagnosed as the cause of acute mortality in a flock of three age groups of Hy-Line leghorn layers. The affected chickens ...
Attempts failed to induce clinical disease in ducks following exposure of 3-, 40-, and 180-day-old ducks to strain NS-175 infectious laryngotracheitis virus. Moderate histopathologic changes similiar ...
FROM an outbreak of acute infectious laryngotracheitis in South Australia 1 a strain of virus was isolated which proved to be highly resistant to neutralization by antisera in the pock neutralization ...
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