爲了解2021年全球高緻病性禽流感疫情情況，分析其流行趨勢，以有效應對樹用(duì)疫情發(fā)生，從農業農村部（畜牧獸醫局）、香港特區離哥衛生防護中心以及台灣地區農業委員離睡會(huì)動植物防疫檢疫局等官化好方網站，收集2021年全球高緻病性禽流感疫情信息，從時(shí)間、空間、群綠上間三個維度進(jìn)行統計分析。開如結果顯示：2021年全球共有65個國(guó紙慢)家和地區報告發(fā)生高緻病性禽流歌是感疫情，疫情數同比增長(cháng)離自250.64%；疫情呈現明顯的季節性，1月、4—5月、11—12月請笑疫情報告較多，其中12月爲疫情高峰；1—8月主要流行H5N黑答8亞型，9月以後(hòu)H5N1成(chéng)爲主要流行型；歐洲報水和告的疫情次數最多，其次是亞洲和訊農非洲；感染家禽和野禽種(zhǒng)類多，病毒一在亞型多樣(yàng)。結果表明，2021年全球高緻病性禽流感疫情形勢作但十分嚴峻，我國(guó)應及時(shí)出台應對(duì)措施，強化白做監測預警，有效防控國(guó)内老兒疫情。
Analysis on Global Outb空空reak of Highly Pathogenic Avia綠光n Influenza in 2021
In order to inv公他estigate the statu醫腦s of global outbreak of highly pathogen短有ic avian influenza（H近在PAI）in 2021，to analyze its車窗 prevalent trend，then to effectively 農什response to any occurrence of outb票師reaks，relevant information wa作畫s collected from official websites 師喝of Ministry of Agricultu她現re and Rural Affairs（Animal Husb笑文andry and Veterinary Bureau），女離Hong Kong Center for Health Protect從匠ion and Taiwan Council of Ag從船riculture（Bureau of Animal and Plant歌如 Health Inspection and Quar時得antine），and statistically會厭 analyzed by three di關說mensions：time，space日關 and inter group. The results說光 showed that，HPAI was reported by藍慢 65 countries and regions in 2021，wit妹拍h a year-on-year increase of 250.64弟男%；obvious seasonality w在慢as observed，especially in Januar問們y，April-May，November-Dece湖下mber，and in December w算做hen the outbreak peaked；H5N8 subtype不快 was mainly prev錢請alent during January-August，while H5N1山知 become more dominant after Septemb物快er；most outbreaks were reported in Eu歌水rope，followed by Asia an白微d Africa；a wide variety of poultry and黃那 wild birds were infecte章看d with diverse virus subtypes.路秒 In conclusion，the status of global國機 outbreak of HPAI was very s體坐erious in 2021，countermeasures sho地舊uld be timely developed in China to st兒雨rengthen survei地內llance and monitoring and 媽讀to effectively prevent and control the飛你 disease.
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