WAfrican swine fever virus
WAmmonium thiocyanate
WAnthrax
WBurkholderia
WCaterpillar
WChlamydia psittaci
WColorado potato beetle
WDefoliant
WFoot-and-mouth disease
WGlanders
WHerbicide
WIncendiary balloon
WMagnaporthe grisea
WVirulent Newcastle disease
WPsittacosis
WRift Valley fever
WRinderpest
WSalmonella
WVenezuelan equine encephalitis virus