By Luh De Suriyani
Bali
The change of season happened in the late of 2007 on Nusa Penida Island, Klungkung District, Bali. A veterinarian who is working there, I Gede Nyoman Bayu Wirayudha suddenly reported a number of sudden dead poultry to Livestock, Fishery and Marine Service of Klungkung District.
“Actually the chickens had been vaccinated with ND [...]
