“衡量雞產蛋性能的標準,主要是入舍母雞產蛋量、高峰期的高度及高峰維持時間。”西北農林科技大學畜牧專家宋戰勝教授認為,在蛋雞生產中,一般飼料成本占總成本的60%~70%。因此,降低飼料消耗是提高蛋雞飼養效益的重要途徑。
產蛋期加強科學管理
生產實踐表明,13℃~23℃是shi雞ji產chan蛋dan的de最zui適shi宜yi溫wen度du範fan圍wei,溫wen度du過guo高gao或huo過guo低di都dou會hui影ying響xiang雞ji的de產chan蛋dan率lv和he蛋dan殼ke質zhi量liang,因yin此ci要yao做zuo好hao冬dong季ji的de防fang寒han保bao暖nuan工gong作zuo。另ling外wai,通tong風feng換huan氣qi可ke起qi到dao排pai汙wu、調(tiao)節(jie)舍(she)內(nei)溫(wen)濕(shi)度(du)的(de)作(zuo)用(yong),特(te)別(bie)是(shi)在(zai)大(da)規(gui)模(mo)集(ji)約(yue)化(hua)養(yang)雞(ji)場(chang),通(tong)風(feng)換(huan)氣(qi)對(dui)雞(ji)產(chan)蛋(dan)潛(qian)力(li)的(de)挖(wa)掘(jue)起(qi)著(zhe)很(hen)重(zhong)要(yao)的(de)作(zuo)用(yong)。根(gen)據(ju)具(ju)體(ti)情(qing)況(kuang)可(ke)進(jin)行(xing)自(zi)然(ran)通(tong)風(feng)和(he)機(ji)械(xie)通(tong)風(feng)。
產蛋高峰期限製飼養
產蛋高峰期管理的關鍵環節是實行限製飼養,確保中後期產蛋持續性良好。具體方法是在產蛋高峰過後3~6周,產蛋率下降4%~6%shijinxingxiansi,xiansiguochengzhongjiehechandanquxianjinxingshitanxingjianliao,fangzhiyinjianliaozaochengchandanlvdeguokuaixiajiang。genjutizhongbianhualaikaolvcaishiliangdezengjian。caishiliangdejutiquedinghaixukaolvjijiedengyinsudeyingxiang。jishitiaoxuanbingruoji,zaisiweihuoguanchajiqunshi,fanfaxianyoujingshenbuhao、冠白或紫、腿不能站立等情況的雞應及時挑出淘汰,以防死於籠內。
嚴格把握好飼糧質量
jiyongmeibiansiliaoheliezhitianjiaji。anjizhongdesiyangbiaozhunweigeiquanjiadepeiheliao,baozhengyingyangdechongfenheli。siliangdetiaozhengyuguoduyaoheli。shengchanzhongshouwendubianhuahejieduansiyangdengyinsuyingxiangdouxuyaoshishitiaozhengsiliangyingyangchengfen。jieduansiyangzhongchujijieduandaoyuchengjijieduandaochandanqidejieduanguodu,xubutongyingyangchengfendesiliangzhubuguodu。suoyousiliangchengfendetiaozhengdoubixuzhubujinxing,qiejizhoubian。
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