近日,宿遷市宿城區的巢士銀致電本報“漁技110”反映,最近,池塘裏養殖的1齡草魚每天都有死亡,草魚死亡前沒有任何臨床症狀,剛開始浮遊於水麵,一般1天tian左zuo右you就jiu死si亡wang,池chi塘tang內nei其qi他ta品pin種zhong的de魚yu均jun沒mei有you出chu現xian死si亡wang。解jie剖pou死si亡wang的de草cao魚yu,發fa現xian腸chang道dao中zhong有you泥ni,且qie隨sui著zhe氣qi溫wen的de上shang升sheng,草cao魚yu的de死si亡wang數shu量liang也ye在zai逐zhu漸jian增zeng多duo,池chi塘tang草cao魚yu已yi經jing持chi續xu出chu現xian死si亡wang10多天了,每天都有20~30尾草魚死亡。他問:草魚為什麼會死亡?應該怎麼治療?
記(ji)者(zhe)采(cai)訪(fang)了(le)江(jiang)蘇(su)省(sheng)淡(dan)水(shui)水(shui)產(chan)研(yan)究(jiu)所(suo)魚(yu)病(bing)研(yan)究(jiu)室(shi)主(zhu)任(ren)薛(xue)暉(hui)研(yan)究(jiu)員(yuan),薛(xue)暉(hui)介(jie)紹(shao)說(shuo),前(qian)段(duan)時(shi)間(jian),氣(qi)溫(wen)比(bi)較(jiao)低(di),不(bu)是(shi)草(cao)魚(yu)疾(ji)病(bing)的(de)高(gao)發(fa)季(ji)節(jie),草(cao)魚(yu)死(si)亡(wang)由(you)疾(ji)病(bing)引(yin)起(qi)的(de)可(ke)能(neng)性(xing)比(bi)較(jiao)小(xiao),可(ke)能(neng)是(shi)由(you)於(yu)草(cao)魚(yu)魚(yu)種(zhong)免(mian)疫(yi)力(li)弱(ruo)、tizhicha,zaijiashangzuijinhulenghuredetianqi,youwaijiehuanjingdeyingjiyinqicaoyuyuzhongbunengshiyinghuanjingerchuxiandesiwang。yiqiancaoyuyuzhongyuedongshi,yangzhihuzaidongjihuoshihanlengtianqishidouyaoduiqishixinglawangxunlian,yitigaoyutidedikangnenglihekangyingjinengli,xianzaidecaoyuyuzhongyuedongshijibendoubujinxing“訓魚”活動了,這會導致魚體抗應激能力下降。另外,也可能是池塘底質差、飼料投喂不當、不投喂青飼料等引起草魚出現的死亡。
nacaoyuyijingchuxianlesiwang,xianzaiyinggaicaiqushenmecuoshilaijiangdichitangcaoyudesiwanglvne?xuehuishuo,yifangmiankeyiduotouweiyixieqingsiliao,gaishancaoyudesiliaojiegou,cujintizhidehuifu。lingwai,yingjishikaiqizengyangji,cujinchitangneishangxiacengshuitidejiaohuan,jiakuaichitangdibuyouhaiwuzhideyanghua,huozhecujinyouhaiqititongguoshuiliucongshuimianyichu。
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