<p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">4</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">疾病的防治<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">4.1</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">疾病的预防<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt;">斗鱼的发病是鱼体、病原体和水环境之间相互作用的复杂表现。因此<span lang="EN-US">,</span>预防发病要从以下几个方</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">面入手:①鱼体入缸饲养前,先用<span lang="EN-US">2%</span></span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt;">~<span lang="EN-US">4%</span>的食盐水或<span lang="EN-US">0.2</span>×<span lang="EN-US">10<sup>-6</sup></span></span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">高</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt;">锰酸钾溶液浸洗<span lang="EN-US">20min</span>,以杀灭其体表病原体;</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">②在换水、捞鱼时,操作要规范,动作要轻,不能损伤鱼体,要避免斗鱼之间的相互打斗;③精心喂食<span lang="EN-US">,</span>按照“四定”原则投喂<span lang="EN-US">,</span>食物要清洗干净<span lang="EN-US">,</span>活饵可用低浓度的高锰酸钾溶液消毒后再喂;④注意外界环境的变化对水质的影响(如气温、光照、换水等),即时调节水质,避免斗鱼因不适应而产生应激;⑤发现病鱼、死鱼时<span lang="EN-US">,</span>要及时捞出,妥善处理。<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">4.2</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">常见疾病的治疗<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">1)</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">细菌性烂鳃病<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma;">由柱状嗜纤维菌感染引起,可传染。症状:斗鱼染病后体色发黑,鳃盖内表面的皮肤充血发炎,中间部分常糜烂成圆形透明小窗,鳃上黏液增多,鳃丝肿胀,有出血点。治疗方法:用浓度为<span lang="EN-US">15</span></span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">×<span lang="EN-US">10<sup>-6</sup></span>的高锰酸钾溶液,药浴<span lang="EN-US">15</span>~<span lang="EN-US">20min</span>;或用<span lang="EN-US">11.5%</span>浓度的氯胺<span lang="EN-US">0.05g</span>溶于<span lang="EN-US">10kg</span>水中,浸泡鱼体<span lang="EN-US">15</span>~<span lang="EN-US">20min</span>。同时,用<span lang="EN-US">0.01g/kg</span>的呋喃唑酮混入饲料中投喂<span lang="EN-US">.<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">2)</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">白点病 <span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">主要由于小瓜虫侵入鱼体而引起的一种传染性很强的疾病,发病鱼死亡率较高,四季都可发病,秋冬季最为严重。病症表现:鱼体表面和鱼鳍上形成多个白色小点,病鱼常在石块、缸底上摩擦,随病情的发展,白斑会布满全身,使鱼食欲减退,身体瘦弱。治疗方法:小瓜子虫怕高温,当水温达到<span lang="EN-US">28</span></span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt;">℃时,小瓜子虫便自动离开鱼体,逐渐趋于死亡。因此,可先将水温逐渐升高到</span><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">28</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt;">℃,然后加入<span lang="EN-US">1</span>‰的食盐,一般三至四天可痊愈;或用<span lang="EN-US">0.5ppm</span>的甲基蓝溶液浸洗鱼体,每天两次,每次<span lang="EN-US">30</span>~<span lang="EN-US">60min,</span>也可将病鱼治愈。<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">3)</span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">竖鳞病<span lang="EN-US">
<p></p></span></span></p><p class="MsoNormal" align="left" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt 118.95pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-pagination: widow-orphan; mso-char-indent-count: 2.0;"><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">一般认为是由水型点状假单胞菌感染引起。基本症状:病鱼游动缓慢,呼吸困难,鱼体发黑,体表粗糙,鱼体前部鳞片竖起,鳞囊内积有含血渗出液,鱼鳍充血;有时伴有:腹部膨大,眼睛突出等现象。治疗措施:一般用<span lang="EN-US">5</span></span><span style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt;">‰的食盐撒在鱼缸里,再用<span lang="EN-US">0.4ppm</span>的四环素溶液浸洗病鱼,每日一次,每次<span lang="EN-US">30min</span>。</span><span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-family: Tahoma; mso-font-kerning: 0pt;">
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[此贴子已经被作者于2007-11-26 12:59:16编辑过] |