Experimental Studies on Apodemus Agrarius and Rattus Norvegicus Infected by Viral Strains From the Different Sources and the D

不同來源毒株不同途徑感染黑線姬鼠和褐家鼠實驗研究

Methods(1) The behavioral frequency of male on chase,fighting,mounting of norway rat which divited into five groups,every group had 6 individuals that containing sterilely high grade(2,group 1),major low grade(5,group 2),fewer low grade(2,group 3),mixing with normal individuals 4,1,4 making 3 groups together with 6 sterile individuals(group 4) and 6 normal males(control,group 5) then constituting in 5 groups were obser...

方法(1)春季將30只雄性褐家鼠分為5組，每組6只亚洲伊人成无码91；其中不育高等位鼠2只国产免费三级片视频、多數(shù)低等位鼠5只、少數(shù)低等位鼠2只3344在线视频免费播放，混以普通可育鼠4金发白妞AV在线播放、1、4只作為1~3組中文字幕在线观看公司，不育鼠6只和正趁琅荆可育鼠6只為第4組和對照組，觀察其追逐中国农村妇女HDⅩXX、斗毆日本大片黄色、爬跨行為。

Results there 9 species of rodents belonged to 4genus,2 family,2order were found and rattus norvegicus was predominated, followed by rattus flavipectus. four species of fleas belonged to 4 genus of 3 families were identified and the predominated species was xenopsylla cheopis. natural dead rat were not discovered; yersinia pestis and f1 antibody were not detected.

結(jié)果 在調(diào)查市縣發(fā)現(xiàn)嚙齒動物隸屬2目2科4屬9種国内机关自拍视频在线观看，以褐家鼠為優(yōu)勢鼠種黑人和黑人一级毛片，黃胸鼠次之；食蟲目動物1科1屬1種欧美乱人伦中文视频在线观看；梳檢鼠體檢獲鼠體蚤3科4屬4種97欧美性爱在线，以印鼠蚤為絕對優(yōu)勢蚤種国内日韩免费在线一级片；未發(fā)現(xiàn)自斃鼠；未分離出鼠疫桿菌及未檢測出f1抗體陽性血清精品国产黄。

Comparison on the effectiveness of different cryoprotectants with chicken embryo primordial germ cells,Effect of heroin dependence on expression and function of glucagon in islet a cells of rats,Establishment of transgenic mouse line skin-specifically expressing hCTLA4-Ig,Resistance selection by meilingmycin and chlorfenapyr and activity changes of detoxicated enzymes in Tetranychus urticae.

文章摘要：雞胚胎原始生殖細胞對不同冷凍體系適合性的研究一级A片免观看，海洛因依賴對大鼠胰島A細胞胰高血糖素表達和功能的影響，皮膚組織特異性表達hCTLA4-Ig轉(zhuǎn)基因小鼠品系的建立最近更新的中文字幕免费的视频，二斑葉螨對梅嶺霉素和溴蟲腈的抗性選育及其解毒酶活力變化亚洲色图综合图片偷拍，北京市褐家鼠種群遺傳多態(tài)性及與漢坦病毒分布關系的研究，金烏賊同工酶分析三级片av片毛片免费在线播放，Nogo—A在成年大鼠腦內(nèi)神經(jīng)元的分布美女扒开腿高潮喷水网站。

It's very necessary to take effective measures and scientific methods to exterminate rats to reduce rat density and prevent prevalent of contagious disease vectored by rats.

(1)機場應加強鼠情監(jiān)測玖玖玖在线有精品6；(2)協(xié)同人成网免费、全面地滅鼠；(3)藥物滅鼠與環(huán)境治理相結(jié)合无码无毒黄色网站；(4)以優(yōu)勢種褐家鼠為主要防制對象A在线免费看。

The purpose of thls study was to type 2 strains of hantavirus frorn antigen positive lung tissues of R.norvegicus captured in a container Pool near Beijing railway station.

張永華；陳化新摘要：對來自北京西客站附近一集裝箱倉庫的2份漢坦病毒免疫熒光抗原陽性褐家鼠肺組織進行分型研究黄片在线高清免费观看。

The total field deratization rate was 98.02%,the corrected total field deratization rate was 98.17%;when continuously providing poison bait 3 d,the mortality rate of rabbit and chicken was 40% and 20% respectively,while continuously providing 5 d,the mortality rate was 100% and 80% respectively.When feeding cat continuously 3 d with poisoned mouse and domestic dog continuously 2 d with poisoned brown rat,no poisoning occurred.

結(jié)果 攝食系數(shù)為0.73日本人V精品视频一区，實驗室滅鼠率為100%；農(nóng)村日韩手机色自拍图片小说、食堂女性黄色下体免费照片和视频永远免费、飯店、食品超市中国一级黄色尤物网站、食品加工廠的現(xiàn)場滅鼠率分別為97.61%操逼网av、97.43%、97.71%超碰在线a、100%和100%A片爽爽爽免费看视频网，現(xiàn)場總滅鼠率為98.02%，現(xiàn)場總校正滅鼠率為98.17%午夜试看120秒无码体验区；連續(xù)給藥3 d先锋5566资源网站资源，家兔、雞的死亡率分別為40%和20%99精品视频在线看；連續(xù)給藥5 d免费污黄视频网站，家兔、雞的死亡率分別為100%和80%国内自拍无码区在线播放2021；給家貓連續(xù)3 d喂食中毒的小白鼠你懂的视频在线，犬連續(xù)2 d喂食中毒的褐家鼠，均未見中毒反應日韩一级精品久久久久。