IAnotaka chirwere chechirwere

Etiological hunhu:

1. Mhando uye zvikamu

Utachiona hwehutachiona hwechirwere chirwere chehutachiona hwehutachiona hwakaenzana-zvakapetwa kaviri-zvakakangwa zviratidzo zvemhuri uye zvakapetwa kaviri-zvakapetwa kaviri-zvakakangwa hutachiona hwerus. Iyo ine maviri sertypes, inonzi serotype i (huku-inotorwa skinini) uye sertype II (turkey-yakatorwa nehuremu). . Pakati pavo, hutachiona hweSerotype ini ndakatsiga zvinosiyana-siyana.

2. Virus Proliferation

Utachiona hunogona kukura uye kubereka pane huku embryos. Iyo ichauraya huku yehuku 3-5 mushure mekusungirirwa muChorioallatonic membrane. Izvo zvichakonzera Erema zvese pamusoro pehuku embrys, kugunun'una uye spaw-sekubuda ropa mumusoro nezvigunwe, uye mottled necrosis yechiropa.

3. Kuramba

Utachiona hunopesana zvikuru, hunopora, hunopesana, hwakadzivirirwa kudzokorora kutonhora uye kushatisa, uye kupikisa kuongorora, uye llerform, uye ether. Iyo ine kusimba kwakasimba kupisa uye kunogona kurarama pa56 ° C kwe5 maawa uye makumi matanhatu ° C kwemaminetsi makumi matatu; Utachiona hunogona kurarama mumazuva akasvibisa ehuku kwemazuva zana. Utachiona hunonzwisa tsitsi kuvhiringidza senge peracetic acid, sodium hypochlorite, sodius hypochlorite, sodium uye gadziriro yeIodi

4. Hemaglutation

Utachiona harigoni kuunganidza masero matsvuku eropa ehuku uye dzimwe mhuka dzakawanda.