1、有害氣體:對dui雞ji危wei害hai最zui大da的de氣qi體ti是shi氨an氣qi,它ta們men可ke以yi刺ci激ji雞ji的de感gan覺jiao器qi官guan,誘you發fa呼hu吸xi道dao疾ji病bing,降jiang低di飼si料liao效xiao率lv。當dang進jin入ru雞ji舍she時shi能neng嗅xiu到dao氨an的de氣qi味wei說shuo明ming雞ji舍she內nei氨an氣qi早zao已yi超chao標biao。用yong煤mei爐lu增zeng溫wen的de雞ji舍she應ying謹jin防fang一yi氧yang化hua碳tan中zhong毒du。當dang有you害hai氣qi體ti過guo量liang時shi,應ying立li即ji采cai取qu相xiang應ying措cuo施shi,如ru適shi當dang加jia大da通tong風feng量liang、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?熏並盡量保持相對穩定。
3、通風換氣:尤you其qi是shi在zai深shen冬dong氣qi溫wen低di的de情qing況kuang下xia,人ren們men往wang往wang隻zhi注zhu意yi到dao保bao暖nuan而er忽hu視shi了le通tong風feng。早zao上shang舍she內nei空kong氣qi比bi較jiao汙wu濁zhuo時shi,若ruo必bi須xu加jia大da通tong風feng量liang,應ying逐zhu漸jian增zeng加jia,最zui好hao是shi在zai中zhong午wu溫wen度du較jiao高gao時shi進jin行xing,采cai用yong每mei次ci通tong風feng時shi間jian短duan些xie,多duo通tong幾ji次ci的de方fang式shi較jiao好hao。如ru果guo發fa現xian雞ji無wu病bing打da蔫nian、呼吸微喘,雞舍內灰塵彌漫、yiweihennong,shuomingjisheneikongqijiduwuzhuo,yinglijijiaqiangtongfeng。danyaofangzhizeifeng,yibanzainanshebeifengmianqiangbishezhiwantoushitongfengzhuangzhi,yimianjiqunzhijieshoufeng。
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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