国产视频九色蝌蚪,免费黄频在线观看,天天做天天干天天操 http://www.ylikhb.com/thread-1151212-1-1.html 呼吸道防?/category> springlft Sat, 17 Jun 2023 10:41:39 +0000 猪病学（W?1版）—杨汉春主译 http://www.ylikhb.com/thread-1150196-1-1.html 呼吸道防?/category> GeneWJ Wed, 09 Mar 2022 01:34:59 +0000 猪伪狂犬病毒有什么症Ӟ该如何防治？ http://www.ylikhb.com/thread-1146792-1-1.html 呼吸道防?/category> tdss Fri, 22 Feb 2019 06:47:05 +0000 直接Dȝ场呼吔R疄高发的五大原?/title> <link>http://www.ylikhb.com/thread-1146583-1-1.html</link> <description><![CDATA[猪场呼吸道疾病就逐渐增多Qƈ且难以彻底消除，而究竟呼吔R疄Z在春U多发，主要原因与换季期_昼夜温差大，猪场饲养理不科学密切相兟뀂而呼吔R疄之所以难以治疗，与؜合感染密切相兟뀂在防治猪场呼吸道疾病应该多斚w入手Q实施正的保健和防L施， ...]]></description> <category>呼吸道防?/category> <author>畜牧人小?/author> <pubDate>Wed, 09 Jan 2019 01:43:51 +0000</pubDate> </item> <item> <title>猪流感的危害及防L?/title> <link>http://www.ylikhb.com/thread-1146326-1-1.html</link> <description><![CDATA[猪流感是由A型流感病毒引L一U猪的急性传染性呼吔R疄Q其临床表现症状与猪的健康水^、年龄、营充R免疫状冉|兟뀂多以突然发病、快速传播、康复快、死亡率低ؓ特征Q是集约化、规模化猪场的常见病. 猪流感特炚w常只是表现清水样L、打喷嚏、流眼泪 ...]]></description> <category>呼吸道防?/category> <author>tdss</author> <pubDate>Thu, 13 Dec 2018 03:54:25 +0000</pubDate> </item> <item> <title>如何防治猪咳嗽气? http://www.ylikhb.com/thread-1146131-1-1.html 呼吸道防?/category> tdss Tue, 27 Nov 2018 07:05:21 +0000 谈猪呼吔R的三道防U?/title> <link>http://www.ylikhb.com/thread-1145488-1-1.html</link> <description><![CDATA[D 呼吸道疾病目前是对猪场危x大的疄之一Q不仅给猪场造成巨大的直接经损失，光成的间接经损׃令猪不堪a。本文通过分析猪呼吔R三道防线的结构以及对其危害的主要病原从而揭CZ猪感染呼吔R疄的本质原因? 黄利? PSY应用研究? 呼吸道疾病一 ...]]></description> <category>呼吸道防?/category> <author>畜牧人小?/author> <pubDate>Thu, 06 Sep 2018 02:08:51 +0000</pubDate> </item> <item> <title>猪反复咳嗽喘气的巧妙处理 http://www.ylikhb.com/thread-1144738-1-1.html 呼吸道防?/category> 畜牧人小?/author> Fri, 22 Jun 2018 01:10:57 +0000 如何应对行性腹泻？ http://www.ylikhb.com/thread-1125651-1-1.html 呼吸道防?/category> 畜牧人小?/author> Wed, 13 Dec 2017 01:22:39 +0000 仔猪Ҏ高发Q如何尽可能的减仔猪死亡？ http://www.ylikhb.com/thread-1125622-1-1.html 呼吸道防?/category> 畜牧人小?/author> Tue, 12 Dec 2017 08:10:36 +0000 猪的咛_喘ؓ何这么难ȝQ?/title> <link>http://www.ylikhb.com/thread-1125382-1-1.html</link> <description><![CDATA[　　q入冬季Q猪的咳嗽喘逐渐的多hQ本w呼吔R疄是让咱们很头疼的问题，今天老张再和大家聊一聊呼吔R疄? 首先Q造成呼吸道疾病原? 一是传染性因? 　　q个不用_是猪得病了Q一个是外源性的传染病，一个是内源性感染，引v呼吸道疾病发作。目?...]]></description> <category>呼吸道防?/category> <author>畜牧人小?/author> <pubDate>Mon, 04 Dec 2017 06:39:01 +0000</pubDate> </item> <item> <title>猪突发喘气死亡，凶手到底是谁Q?/title> <link>http://www.ylikhb.com/thread-820739-1-1.html</link> <description><![CDATA[ȝ的时候偶会遇到Q有的猪晚间q正常吃食，ơ日清晨却已MQ还看不到表现症状? 从体表特征看 病程E长Q体温升高到41?2℃，食欲废绝Q全w衰弱，卧地不vQ呼吸困难，呈犬坐姿势，口E出泡沫Q病E??日，M?00%? 急性型Q胸膜肺炎型Q，体温40?1 ...]]></description> <category>呼吸道防?/category> <author>畜牧人小?/author> <pubDate>Thu, 02 Nov 2017 06:46:31 +0000</pubDate> </item> <item> <title>Z么呼吔R病的猪死前都会有喘气症状Q?/title> <link>http://www.ylikhb.com/thread-816728-1-1.html</link> <description><![CDATA[　　呼吸道病分很多种c，如上呼吸道的ȝ、气炎、肺炎等。肺的病变比较多Q支原体肺炎引v的心叶实变Q胸膜肺炎时的血肿等Q但引vM的病例，往往都有一个共同的症状Q那是d气喘Q这是ؓ什么呢Q? 　　q要从死亡的直接原因说v。真正引LMQ也q?...]]></description> <category>呼吸道防?/category> <author>畜牧人小?/author> <pubDate>Tue, 31 Oct 2017 01:31:07 +0000</pubDate> </item> <item> <title>猪咳嗽、喘气、急性死亡？ http://www.ylikhb.com/thread-813310-1-1.html 呼吸道防?/category> 畜牧人小?/author> Mon, 30 Oct 2017 05:20:35 +0000 在猪专区复制的关于疾病诊断方面的资料Q提供给刚刚步入L行业的朋友?/title> <link>http://www.ylikhb.com/thread-140824-1-1.html</link> <description><![CDATA[临床症状 提示的主要疾? 饮水量剧? 长期~水Q热应激Q球虫病早期、饲料中食盐太多Q其他热性病 饮水明显减少 温度太低、濒L U色_便 ...]]></description> 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