baonuanzaochunqihouhanlengduobian,geiyangjishengchandailaixuduobubian,tebieshidiwenduichandanjideyingxiangshifenmingxian。yinci,yibanqingkuangxia,kecaiqushidangzengjiasiyangmidu,guanbimenchuang,jiaguacaolian,yinyongwenshuihehuoluqunuandengfangshijinxingyuhanbaowen,shijishewenduzuidiweichizai3℃~5℃。
通風早春由於氣溫較低,雞舍門窗關閉較嚴,通風量減少,但雞排出的廢氣和雞糞發酵產生的氨氣、二氧化碳、硫liu化hua氫qing等deng有you害hai氣qi體ti會hui積ji聚ju在zai雞ji舍she中zhong,易yi誘you發fa雞ji的de呼hu吸xi道dao等deng疾ji病bing。因yin此ci,早zao春chun養yang雞ji要yao切qie實shi處chu理li好hao通tong風feng與yu保bao暖nuan的de關guan係xi,及ji時shi清qing除chu雞ji舍she內nei的de糞fen便bian和he雜za物wu,保bao證zheng雞ji舍she空kong氣qi清qing新xin。在zai中zhong午wu天tian氣qi較jiao好hao時shi,應ying開kai窗chuang通tong風feng,使shi舍she內nei空kong氣qi清qing新xin,氧yang氣qi充chong足zu,防fang患huan於yu未wei然ran。但dan通tong風feng時shi千qian萬wan注zhu意yi,不bu要yao使shi冷leng風feng直zhi接jie吹chui在zai雞ji體ti上shang,以yi防fang止zhi雞ji患huan感gan冒mao。
降(jiang)濕(shi)早(zao)春(chun)雞(ji)舍(she)內(nei)通(tong)風(feng)量(liang)小(xiao),水(shui)分(fen)蒸(zheng)發(fa)量(liang)減(jian)少(shao),加(jia)之(zhi)舍(she)內(nei)的(de)熱(re)空(kong)氣(qi)接(jie)觸(chu)到(dao)冷(leng)的(de)屋(wu)頂(ding)和(he)牆(qiang)壁(bi)會(hui)凝(ning)結(jie)成(cheng)大(da)量(liang)水(shui)珠(zhu),造(zao)成(cheng)雞(ji)舍(she)內(nei)過(guo)度(du)潮(chao)濕(shi),給(gei)細(xi)菌(jun)和(he)寄(ji)生(sheng)蟲(chong)的(de)大(da)量(liang)繁(fan)殖(zhi)創(chuang)造(zao)了(le)條(tiao)件(jian)。因(yin)此(ci),早(zao)春(chun)一(yi)定(ding)要(yao)強(qiang)化(hua)管(guan)理(li),注(zhu)意(yi)保(bao)持(chi)雞(ji)舍(she)內(nei)的(de)清(qing)潔(jie)和(he)幹(gan)燥(zao),及(ji)時(shi)維(wei)修(xiu)損(sun)壞(huai)的(de)水(shui)槽(cao),加(jia)水(shui)時(shi)切(qie)忌(ji)過(guo)多(duo)過(guo)滿(man),嚴(yan)禁(jin)向(xiang)舍(she)內(nei)地(di)麵(mian)潑(po)水(shui)等(deng)。
消xiao毒du消xiao毒du工gong作zuo應ying貫guan穿chuan整zheng個ge養yang雞ji的de全quan過guo程cheng。早zao春chun氣qi溫wen較jiao低di,細xi菌jun活huo動dong頻pin率lv下xia降jiang,但dan這zhe時shi氣qi候hou仍reng較jiao寒han冷leng,雞ji的de抵di抗kang力li普pu遍bian減jian弱ruo。如ru果guo忽hu視shi消xiao毒du,極ji易yi導dao致zhi疾ji病bing暴bao發fa流liu行xing,造zao成cheng慘can重zhong損sun失shi。因yin此ci,必bi須xu做zuo好hao消xiao毒du工gong作zuo,定ding期qi進jin行xing消xiao毒du。
補bu照zhao光guang照zhao是shi一yi切qie生sheng命ming活huo動dong的de動dong力li。早zao春chun仍reng然ran是shi晝zhou短duan夜ye長chang,蛋dan雞ji常chang因yin光guang照zhao不bu足zu而er引yin起qi產chan蛋dan率lv下xia降jiang。為wei了le克ke服fu這zhe一yi自zi然ran缺que陷xian,可ke采cai用yong人ren工gong補bu充chong光guang照zhao的de方fang式shi進jin行xing彌mi補bu。在zai一yi般ban情qing況kuang下xia,每mei天tian光guang照zhao的de總zong時shi間jian不bu應ying低di於yu14小時,但也不能超過17小時(超過17小時會造成雞生理機能紊亂)。例如,白天的自然光照為12小時,每天就需要人工補充光照2小時~5小時。
zengnengjishikaochijintineidenengliangsiliaolaihuoderenengweichitiwen,waijiedeqiwenyuedi,jiyongyuyuhanderenengxiaohaojiuyueduo。juceding,dongchunjidesiliaoxiaohaoliangbiqitajijieyaozengjia10%左(zuo)右(you)。所(suo)以(yi),在(zai)早(zao)春(chun)雞(ji)的(de)飼(si)料(liao)中(zhong)必(bi)須(xu)保(bao)證(zheng)充(chong)足(zu)的(de)能(neng)量(liang)飼(si)料(liao),除(chu)了(le)保(bao)證(zheng)蛋(dan)白(bai)質(zhi)的(de)一(yi)定(ding)比(bi)例(li)外(wai),還(hai)應(ying)適(shi)當(dang)增(zeng)加(jia)含(han)澱(dian)粉(fen)和(he)糖(tang)類(lei)較(jiao)多(duo)的(de)高(gao)能(neng)量(liang)飼(si)料(liao),以(yi)滿(man)足(zu)雞(ji)的(de)生(sheng)理(li)和(he)生(sheng)產(chan)需(xu)要(yao)。
強qiang體ti早zao春chun雞ji的de抵di抗kang力li下xia降jiang,要yao特te別bie注zhu意yi搞gao好hao防fang疫yi防fang病bing工gong作zuo,定ding期qi進jin行xing預yu防fang接jie種zhong。根gen據ju實shi際ji情qing況kuang,可ke定ding期qi有you針zhen對dui性xing地di投tou喂wei一yi些xie預yu防fang性xing藥yao物wu,適shi當dang增zeng加jia飼si料liao中zhong維wei生sheng素su和he微wei量liang元yuan素su的de含han量liang,增zeng強qiang雞ji的de體ti質zhi,提ti高gao雞ji對dui疾ji病bing的de預yu防fang能neng力li和he生sheng產chan能neng力li,提ti高gao養yang殖zhi效xiao益yi。
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