1. Bayani:

(1) Ra'ayi: Murar Avian (Avian mura) cuta ce mai saurin yaduwa a cikin kaji wanda wasu nau'ikan ƙwayoyin cuta na mura na nau'in A.

Alamomin asibiti: wahalar numfashi, raguwar samar da kwai, zubar jini a cikin gabobin jiki gaba daya, da yawan mace-mace.

(2) Halayen Etiological

Dangane da antigenicity daban-daban: ya kasu kashi 3 serotypes: A, B, da C. Nau'in A na iya cutar da dabbobi iri-iri, kuma murar tsuntsaye tana cikin nau'in A.

HA ya kasu kashi 1-16, kuma NA ya kasu kashi 1-10. Babu kariyar giciye tsakanin HA da NA.

Don bambance tsakanin mura avian da cutar Newcastle kaji, ƙwayar cutar mura na iya agglutinate a cikin jajayen jinin dawakai da tumaki, amma cutar Newcastle kaji ba zata iya ba.

(3) Yawaitar ƙwayoyin cuta

Kwayoyin cutar mura na iya girma a cikin embryos kaji, don haka ƙwayoyin cuta za a iya ware su kuma su wuce ta allantoic inoculation na embryos kaji mai kwanaki 9-11.

(4) Juriya

Kwayoyin cutar mura suna kula da zafi

56 ℃ ~ 30 min

high zafin jiki 60 ℃ ~ 10 minutes Asarar aiki

65 ~ 70 ℃, mintuna da yawa

-10℃~ tsira na watanni da yawa zuwa fiye da shekara guda

-70 ℃ ~ yana kiyaye kamuwa da cuta na dogon lokaci

Ƙananan zafin jiki (kariyar glycerin)4 ℃ ~ 30 zuwa 50 days (a cikin najasa)

20 ℃ ~ 7 kwanaki (a cikin feces), kwanaki 18 (a cikin gashinsa)

Daskararre naman kaji da kasusuwa na iya rayuwa har tsawon watanni 10.

Rashin aiki: formaldehyde, halogen, peracetic acid, aidin, da dai sauransu.

2. Halayen annoba

(1) Dabbobi masu rauni

Turkawa, kaji, agwagi, geese da sauran nau'in kaji da aka fi kamuwa da su a yanayin yanayi (H9N2)

(2) Tushen kamuwa da cuta

Tsuntsaye marasa lafiya da kaji da aka dawo dasu na iya gurɓata kayan aiki, abinci, ruwan sha, da sauransu ta hanyar najasa, ɓoye, da sauransu.

(3) Tsarin faruwa

Nau'in H5N1 ana watsa shi ta hanyar sadarwa. Cutar ta fara ne a lokaci guda a cikin gidan kaza, sannan ta yada zuwa tsuntsayen da ke kusa da su a cikin kwanaki 1-3, kuma suna cutar da dukan garken a cikin kwanaki 5-7. Adadin mace-mace na kajin marasa rigakafi a cikin kwanaki 5-7 ya kai 90% ~ 100%