保(bao)育(yu)豬(zhu)的(de)飼(si)養(yang)管(guan)理(li)在(zai)整(zheng)個(ge)養(yang)豬(zhu)過(guo)程(cheng)中(zhong)起(qi)著(zhe)至(zhi)關(guan)重(zhong)要(yao)的(de)作(zuo)用(yong),而(er)保(bao)育(yu)期(qi)是(shi)豬(zhu)一(yi)生(sheng)中(zhong)最(zui)脆(cui)弱(ruo)的(de)時(shi)期(qi),此(ci)時(shi)母(mu)源(yuan)抗(kang)體(ti)消(xiao)失(shi),自(zi)身(shen)免(mian)疫(yi)係(xi)統(tong)還(hai)尚(shang)未(wei)健(jian)全(quan),腸(chang)道(dao)發(fa)育(yu)也(ye)同(tong)樣(yang)未(wei)完(wan)善(shan),再(zai)加(jia)上(shang)生(sheng)長(chang)速(su)度(du)快(kuai)、yingjiyinsuduodenghenrongyifashenggezhongjibingshenzhichuxiandamianjisiwang。chanfangzhuanbaoyujieduansuiranguochengduanzan,danshejizhongduoyinsugaibian,yincirongyiyoufazhongduowenti,shishengchanzhongburonghushidezhongyaohuanjie,zhuanbaoyuguochengyaozuohaoyixiaguanjiandiandekongzhi。
1、優化仔豬質量
斷奶轉群時往往存在病殘豬,一定要秉持“有舍方有得”的de觀guan點dian。這zhe些xie豬zhu往wang往wang是shi帶dai病bing體ti,不bu僅jin自zi身shen生sheng長chang發fa育yu受shou阻zu,並bing且qie持chi續xu向xiang外wai排pai毒du,易yi引yin發fa其qi它ta豬zhu隻zhi發fa病bing。因yin此ci轉zhuan群qun時shi,一yi方fang麵mian要yao控kong製zhi入ru舍she豬zhu的de質zhi量liang,剔ti除chu病bing殘can豬zhu。同tong時shi還hai要yao合he理li分fen群qun,即ji保bao持chi同tong欄lan仔zai豬zhu一yi致zhi性xing,因yin為wei大da小xiao強qiang弱ruo不bu同tong的de仔zai豬zhu爭zheng食shi能neng力li也ye不bu一yi樣yang,會hui導dao致zhi後hou期qi生sheng長chang不bu均jun,而er實shi際ji研yan究jiu也ye同tong樣yang證zheng實shi斷duan奶nai體ti重zhong大da的de仔zai豬zhu其qi後hou期qi生sheng長chang速su度du也ye較jiao快kuai,其qi出chu欄lan時shi間jian也ye會hui相xiang對dui提ti前qian。
另一方麵在轉群時,有些仔豬並不表現發病,而是一段時間持續遭受應激後才表現症狀(如不食、逐漸消瘦、呼吸困難等)。因此在轉保後一段時間同樣需要及時從豬群中挑出病弱豬,根據情況及時給予治療、隔離或者淘汰。
2、“環境”清除
以“兩清除、一提高”decelveweizhidao,yifangmianzhizaizaizhuzhuanrubaoyuqian,duizhushebingyuanjinxingchediqingchuhuojiangdibingyuannongdu,yincibaoyusheyaojinliangshixianquanjinquanchu,zuohaokonglanxiaodu;另一方麵在做好仔豬體內病原清除的同時,提高機體抵抗力,可在轉群時注射速倍治1.5mL,同時在飼料中添加“喘咳新1.5kg/t+健力源1.0kg/t”連用7~10天,降低亞臨床感染與隱性感染的比率,提高豬群非特異性抵抗力,在全進全出的基礎上真正做到“優進全出”。
3、降低“落差”
即降低溫度落差和營養落差。溫度控製是保證豬群健康的關鍵,而溫差往往是各種疾病的誘因,轉保育後溫差包括轉群前後的溫差、晝夜溫差、zhulansheneiwenchadeng。youyuchanfangwenduxiangduijiaogao,qiezaizhuanqunqianzaizhuyoulianghaodebaowencuoshi,zaizhuanrubaoyushehou,jitizaiyingjizhuangtaixiaduiwenduxuqiuhuixiangduitigao,yincizaizhuanqunqianshidangshenggaobaoyushewenduxiandeyouweizhongyao,cishizhengchangqingkuangxiazaizhusuoxuwenduwei28~30℃,倘若受豬場條件限製不能達到適宜溫度,也需采取措施使保育舍溫度高於轉群前產房溫度1~2℃。而轉群後則需要控製好欄舍內晝夜溫差與不同區域間溫差。
yingyangluochashizhiyingyangshangdechabie,baoyuzhuzaizhuanqunhouhuimianlinmuruhesiliaoshangdeluocha,zhezhongluochabaokuosiliaoxingtaishangdegaibianyuyingyangjiazhishangdebianhua,huishizaizhuchangdaomianlinjidayingji,youfachangdaojibing。keyizaizhuanqunqianjizuohaosiliaoguodu,ruxuduozhuchangcaiyongmuru---仔豬開口料---baoyuqianqiliaodeguodu,tongshizaikaikouliaoyubaoyuguodushishedingshidangtidu,zhujianguodu,dangzhuanqunhouzaizhuyishiyingcaishibaoyuliao,kedadajianqingyingyangluochadeyingxiang。
4、分散應激
因為從斷奶到轉入保育舍引起的應激往往是多重的,如斷奶、抓豬、換料、換環境、溫差、dayimiaodeng,zaiyingjizhuangtaixia,daliangdeshenshangxianpizhijisufenmiwangwangduimianyiqiguanhemianyixibaozaochengshanghai,xingchengmianyiyizhi,erduiyuzishenmianyiqiguanbingbuwanshandezaizhulaishuo,wangwangshinanyichengshoude。tangruoshidangdijiangzhexieyingjifenkaihuoruohua,rujianshaohuanliao、溫差應激、轉保育適應一段時間後在注射疫苗,將會極大降低應激對豬群造成的危害,減少發病率。
溫馨提醒
近日在哈周邊連續遇到多例仔豬及育肥豬偽狂犬,其中75%來自於外購仔豬,提醒大家外購仔豬和引進後備豬要慎重!
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