1、有害氣體:duijiweihaizuidadeqitishianqi,tamenkeyicijijideganjiaoqiguan,youfahuxidaojibing,jiangdisiliaoxiaolv。dangjinrujisheshinengxiudaoandeqiweishuomingjisheneianqizaoyichaobiao。用煤爐增溫的雞舍應謹防一氧化碳中毒。當有害氣體過量時,應立即采取相應措施,如適當加大通風量、更換墊料等,以減輕和杜絕它們對雞的危害。
2、防寒保溫:母雞產蛋的適宜溫度是20℃左右,最低不應低於13℃。如果舍內溫度達不到要求,溫度相差過大,則有必要進行人工添熱增溫,並盡量保持相對穩定。
3、通風換氣:youqishizaishendongqiwendideqingkuangxia,renmenwangwangzhizhuyidaobaonuanerhushiletongfeng。zaoshangsheneikongqibijiaowuzhuoshi,ruobixujiadatongfengliang,yingzhujianzengjia,zuihaoshizaizhongwuwendujiaogaoshijinxing,caiyongmeicitongfengshijianduanxie,duotongjicidefangshijiaohao。ruguofaxianjiwubingdanian、呼吸微喘,雞舍內灰塵彌漫、異yi味wei很hen濃nong,說shuo明ming雞ji舍she內nei空kong氣qi極ji度du汙wu濁zhuo,應ying立li即ji加jia強qiang通tong風feng。但dan要yao防fang止zhi賊zei風feng,一yi般ban在zai難nan舍she背bei風feng麵mian牆qiang壁bi設she置zhi彎wan頭tou式shi通tong風feng裝zhuang置zhi,以yi免mian雞ji群qun直zhi接jie受shou風feng。
4、濕度:相對濕度以60%~70%為(wei)宜(yi),較(jiao)高(gao)的(de)濕(shi)度(du)利(li)於(yu)微(wei)生(sheng)物(wu)的(de)存(cun)活(huo)和(he)繁(fan)殖(zhi),如(ru)果(guo)伴(ban)有(you)溫(wen)度(du)低(di)則(ze)會(hui)加(jia)重(zhong)低(di)溫(wen)的(de)危(wei)害(hai)。濕(shi)度(du)低(di)則(ze)雞(ji)舍(she)幹(gan)燥(zao),易(yi)誘(you)發(fa)雞(ji)的(de)呼(hu)吸(xi)道(dao)疾(ji)病(bing),尤(you)其(qi)是(shi)雛(chu)雞(ji)長(chang)時(shi)間(jian)處(chu)於(yu)幹(gan)燥(zao)的(de)環(huan)境(jing)裏(li)可(ke)導(dao)致(zhi)其(qi)脫(tuo)水(shui)、衰弱。因此,要重視對雞舍濕度的調整。冬季墊料比較幹燥,要經常灑水或噴霧消毒。
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