dongjiqiwenjiaodi,bushaoyangzhuhuwangwangzhizhuyizhushedebaowenerhushilesheneidetongfenghuanqi,congerzaochengkongqizhongdewuranwuzhidaliangjiju,daozhishengzhuhuanbing。suoyizaidongjiyangzhutongfenghexiaodugongzuobunenghushi。因為冬季圈舍需要增溫保暖而處於一個相對封閉的環境中,會使室內的一氧化碳、二er氧yang化hua碳tan及ji可ke吸xi入ru顆ke粒li物wu含han量liang都dou大da大da增zeng加jia。這zhe些xie有you害hai物wu質zhi會hui導dao致zhi豬zhu體ti呼hu吸xi係xi統tong的de刺ci激ji性xing傷shang害hai和he免mian疫yi力li的de下xia降jiang,增zeng加jia了le呼hu吸xi道dao疾ji病bing的de機ji會hui,也ye會hui使shi已yi有you的de疾ji病bing症zheng狀zhuang加jia重zhong而er難nan以yi治zhi愈yu。此ci外wai,冬dong季ji舍she內nei空kong氣qi過guo於yu幹gan燥zao,飄piao浮fu在zai空kong氣qi中zhong的de細xi菌jun和he病bing毒du,吸xi附fu於yu機ji體ti的de機ji率lv也ye大da大da增zeng加jia了le,容rong易yi造zao成cheng微wei生sheng物wu、病菌的大量繁殖,從而導致生豬罹患多種疾病,所以養豬圈舍適時通風和消毒顯得很重要。冬季養豬圈舍通風消毒方法主要有以下幾點:
1、適時通風。在中午溫度相對較高時,將窗戶開一個小縫隙通風一小時。據調查,在空氣不流通的室內,空氣中的病毒細菌飛沫可飄浮30多個小時。如果常開門窗換氣,則汙濁空氣可隨時飄走,而且室內也得到充足的光線,多種病毒、病菌也難以滋生與繁殖。
2、定(ding)期(qi)消(xiao)毒(du)。定(ding)期(qi)對(dui)舍(she)內(nei)進(jin)行(xing)消(xiao)毒(du),使(shi)生(sheng)豬(zhu)保(bao)持(chi)健(jian)康(kang)生(sheng)長(chang)。消(xiao)毒(du)藥(yao)物(wu)要(yao)輪(lun)換(huan)使(shi)用(yong),用(yong)量(liang)要(yao)根(gen)據(ju)說(shuo)明(ming)而(er)定(ding),不(bu)要(yao)擅(shan)自(zi)加(jia)大(da)劑(ji)量(liang)。消(xiao)毒(du)前(qian)一(yi)定(ding)要(yao)徹(che)底(di)的(de)清(qing)掃(sao),消(xiao)毒(du)時(shi)要(yao)使(shi)地(di)麵(mian)像(xiang)下(xia)了(le)一(yi)層(ceng)毛(mao)毛(mao)雨(yu)一(yi)樣(yang),不(bu)能(neng)太(tai)濕(shi)(豬容易腹瀉)也不能太幹(起不到消毒的作用),每個角落都要消毒到。消毒時要讓噴頭在豬的上方使藥液慢慢落下,不要對著豬消毒。
預(yu)防(fang)結(jie)冰(bing)。冬(dong)季(ji)舍(she)外(wai)的(de)消(xiao)毒(du)顯(xian)得(de)很(hen)困(kun)難(nan),特(te)別(bie)是(shi)在(zai)進(jin)入(ru)場(chang)區(qu)和(he)豬(zhu)舍(she)的(de)通(tong)道(dao)時(shi)設(she)立(li)的(de)消(xiao)毒(du)池(chi),冬(dong)季(ji)可(ke)能(neng)會(hui)出(chu)現(xian)結(jie)冰(bing)的(de)現(xian)象(xiang)。對(dui)於(yu)這(zhe)種(zhong)情(qing)況(kuang)可(ke)以(yi)在(zai)消(xiao)毒(du)液(ye)中(zhong)撒(sa)一(yi)些(xie)鹽(yan),這(zhe)樣(yang)就(jiu)不(bu)會(hui)結(jie)冰(bing)了(le)。還(hai)要(yao)注(zhu)意(yi)勤(qin)換(huan)消(xiao)毒(du)池(chi)內(nei)的(de)消(xiao)毒(du)液(ye),防(fang)止(zhi)過(guo)期(qi)藥(yao)效(xiao)降(jiang)低(di)或(huo)失(shi)效(xiao)。
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