懷孕母豬的喂料量原則采用“前低後高”的de方fang式shi。它ta是shi根gen據ju懷huai孕yun母mu豬zhu的de生sheng理li特te點dian和he胚pei胎tai生sheng長chang發fa育yu的de規gui律lv而er確que定ding的de。懷huai孕yun母mu豬zhu的de新xin陳chen代dai謝xie機ji能neng非fei常chang旺wang盛sheng,對dui飼si料liao的de利li用yong率lv很hen高gao,蛋dan白bai質zhi的de合he成cheng也ye強qiang,用yong等deng量liang同tong樣yang的de全quan價jia混hun合he料liao分fen別bie喂wei飼si懷huai孕yun母mu豬zhu與yu空kong懷huai母mu豬zhu,前qian者zhe的de總zong增zeng重zhong大da大da超chao過guo後hou者zhe,將jiang懷huai孕yun母mu豬zhu的de胎tai豬zhu及ji其qi附fu著zhe物wu的de重zhong量liang減jian去qu後hou,其qi增zeng重zhong仍reng然ran大da大da超chao過guo空kong懷huai母mu豬zhu。胎tai豬zhu的de生sheng長chang發fa育yu前qian慢man後hou快kuai,臨lin產chan前qian一yi個ge月yue裏li胎tai豬zhu的de增zeng重zhong約yue占zhan全quan期qi增zeng重zhong的de2/3。因(yin)此(ci),母(mu)豬(zhu)在(zai)懷(huai)孕(yun)頭(tou)一(yi)個(ge)月(yue),應(ying)避(bi)免(mian)高(gao)能(neng)量(liang)飼(si)料(liao)飼(si)喂(wei),增(zeng)加(jia)低(di)能(neng)粗(cu)飼(si)料(liao)比(bi)例(li),以(yi)免(mian)造(zao)成(cheng)胚(pei)胎(tai)死(si)亡(wang)。就(jiu)瘦(shou)肉(rou)型(xing)豬(zhu)而(er)言(yan),用(yong)全(quan)價(jia)懷(huai)孕(yun)母(mu)豬(zhu)料(liao)飼(si)喂(wei)時(shi),懷(huai)孕(yun)後(hou)頭(tou)30天,喂量應控製在1.8千克以下,以後至懷孕80~85天,每天喂2千克,產前的一個月裏,每天喂量增至2.2~2.5千克,產前一周可改喂哺乳母豬料,日喂量3~4千克(產前一兩天減半),保(bao)證(zheng)有(you)足(zu)夠(gou)營(ying)養(yang)物(wu)質(zhi)供(gong)給(gei)胎(tai)豬(zhu)生(sheng)長(chang)發(fa)育(yu)之(zhi)所(suo)需(xu)。懷(huai)孕(yun)母(mu)豬(zhu)的(de)具(ju)體(ti)飼(si)料(liao)喂(wei)量(liang),更(geng)重(zhong)要(yao)是(shi)根(gen)據(ju)母(mu)豬(zhu)的(de)體(ti)況(kuang)和(he)全(quan)價(jia)混(hun)合(he)料(liao)的(de)營(ying)養(yang)濃(nong)度(du)來(lai)決(jue)定(ding)喂(wei)量(liang),具(ju)體(ti)調(tiao)整(zheng)辦(ban)法(fa)可(ke)根(gen)據(ju)不(bu)同(tong)品(pin)種(zhong)類(lei)型(xing)靈(ling)活(huo)掌(zhang)握(wo)。
母(mu)豬(zhu)在(zai)懷(huai)孕(yun)期(qi)間(jian),特(te)別(bie)是(shi)懷(huai)孕(yun)後(hou)期(qi),不(bu)可(ke)過(guo)肥(fei),也(ye)不(bu)可(ke)過(guo)瘦(shou),要(yao)有(you)適(shi)中(zhong)的(de)體(ti)況(kuang),過(guo)肥(fei)的(de)母(mu)豬(zhu),不(bu)但(dan)浪(lang)費(fei)飼(si)料(liao),增(zeng)加(jia)飼(si)養(yang)成(cheng)本(ben),常(chang)因(yin)腹(fu)腔(qiang)內(nei)脂(zhi)肪(fang)組(zu)織(zhi)積(ji)累(lei)過(guo)多(duo)而(er)壓(ya)迫(po)子(zi)宮(gong),影(ying)響(xiang)胎(tai)豬(zhu)的(de)發(fa)育(yu),產(chan)出(chu)弱(ruo)小(xiao)仔(zai)豬(zhu),也(ye)容(rong)易(yi)造(zao)難(nan)產(chan),產(chan)後(hou)也(ye)容(rong)易(yi)出(chu)現(xian)食(shi)欲(yu)不(bu)振(zhen)、泌乳不足、bianmiheweiruqidiaobiaoguokuaidengbulianghouguo,yinguofeixingdongchihuaneryiyasizaizhu,guoliangcaishierguofeidemuzhubuliyurufangdeshengchangfayu。guoshoudemuzhuyinyingyangbuzu,yingxiangtaizhudeshengchangfayuerchanruoxiaozaizhu,tongshi,yinhuaiyunqijianmuzhutizengzhongshao,tineimeiyouzugoudeyingyangchubei,zaochengmirubuzu,yingxiangburuxiaozhudeshengchangfayu,muzhuzeyinguoduxiaohaotichueryanzhongxiaoshou,yingxiangliruhoudezhengchangfaqinghepeizhong。lingwai,renheshihouyaobaozhengsiliaozhiliang,budeweisifamei、變質、腐敗、有毒和有強烈刺激性的飼料,否則,容易引起流產和死胎。
總之,懷孕母豬的喂料量一是根據不同品種,參照有關飼養標準而確定;二er是shi根gen據ju體ti況kuang調tiao整zheng飼si料liao喂wei量liang。采cai用yong單dan位wei限xian位wei欄lan飼si養yang懷huai孕yun母mu豬zhu,是shi控kong製zhi母mu豬zhu采cai食shi量liang和he體ti況kuang的de有you效xiao措cuo施shi。如ru果guo母mu豬zhu群qun養yang,宜yi采cai用yong地di麵mian撒sa喂wei方fang法fa減jian少shao母mu豬zhu間jian打da鬥dou搶qiang食shi,讓rang每mei頭tou母mu豬zhu都dou能neng吃chi到dao應ying得de到dao的de飼si料liao份fen額e。所suo謂wei地di麵mian撒sa飼si喂wei法fa是shi先xian將jiang豬zhu欄lan地di麵mian清qing洗xi幹gan淨jing,再zai將jiang飼si料liao分fen散san撒sa在zai地di麵mian飼si喂wei。(