要yao縮suo短duan商shang品pin豬zhu的de飼si養yang周zhou期qi,達da到dao快kuai速su育yu肥fei的de目mu的de,對dui豬zhu場chang環huan境jing條tiao件jian的de要yao求qiu比bi較jiao嚴yan格ge。隻zhi有you創chuang造zao適shi宜yi的de小xiao氣qi候hou環huan境jing,才cai能neng保bao證zheng生sheng長chang育yu肥fei豬zhu食shi欲yu旺wang盛sheng,增zeng重zhong快kuai,耗hao料liao少shao,發fa病bing率lv和he死si亡wang率lv低di,從cong而er獲huo得de較jiao高gao的de經jing濟ji效xiao益yi。
1、heshidewendu。zhushihengwendongwu,zaiyibanqingkuangxia,ruguoqiwenbushi,zhutiketongguozishendetiaojielaibaochitiwendejibenhengding,danxuyaoxiaohaonengliang,yizhiyingxiangzhudeshengchangsudu。yufeizhushengchangdeshiyiqiwenshi:仔豬20-30℃,體重50公斤以前為20-25℃,體重50-90公斤為18-20℃。
2、shiyideshidu。shiduduishengchangyufeizhudeyingxiangxiaoyuwendu。danshiduguogaohuoguodiduishengchangyufeizhuyedoushibulide。danggaowengaoshishi,zhutisanrekunnan,zhugandaogengjiamenre;當低溫高濕時,豬體散熱量顯著增加,豬感到更冷,而且高濕環境有利於病原微生物的繁殖,使豬易患疥癬、濕疹等皮膚病。豬舍適宜的相對濕度是65-80%,如果豬舍內啟用采暖設備,相對濕度應降低5-8%。
3、光(guang)照(zhao)。在(zai)一(yi)般(ban)情(qing)況(kuang)下(xia),光(guang)照(zhao)對(dui)豬(zhu)的(de)肥(fei)育(yu)影(ying)響(xiang)不(bu)大(da)。育(yu)肥(fei)豬(zhu)舍(she)的(de)光(guang)線(xian)隻(zhi)要(yao)不(bu)影(ying)響(xiang)豬(zhu)的(de)采(cai)食(shi)和(he)便(bian)於(yu)飼(si)養(yang)管(guan)理(li)操(cao)作(zuo)即(ji)可(ke),強(qiang)烈(lie)的(de)光(guang)照(zhao)會(hui)影(ying)響(xiang)育(yu)肥(fei)豬(zhu)休(xiu)息(xi)和(he)睡(shui)眠(mian)。建(jian)造(zao)育(yu)肥(fei)豬(zhu)舍(she)應(ying)以(yi)保(bao)溫(wen)為(wei)主(zhu),不(bu)必(bi)強(qiang)調(tiao)采(cai)光(guang)。
4、注意有害氣體的消除。豬舍內由於糞尿、飼料、墊dian草cao的de發fa酵jiao或huo腐fu敗bai,經jing常chang分fen解jie出chu氨an氣qi和he硫liu化hua氫qing等deng有you毒du氣qi體ti,而er且qie豬zhu的de呼hu吸xi又you會hui排pai出chu大da量liang的de二er氧yang化hua碳tan。如ru果guo豬zhu舍she內nei二er氧yang化hua碳tan的de濃nong度du過guo高gao,會hui使shi豬zhu的de食shi欲yu減jian退tui,體ti質zhi下xia降jiang,增zeng重zhong緩huan慢man。氨an氣qi和he硫liu化hua氫qing對dui人ren和he豬zhu都dou有you害hai,會hui嚴yan重zhong刺ci激ji和he破po壞huai黏nian膜mo、結膜,會誘發多種疾病。因此,豬舍內要經常注意通風,及時清除豬糞尿和髒物,注意合適的圈養密度。
5、降低噪聲的影響。噪聲對育肥豬的采食、休xiu息xi和he增zeng重zhong都dou有you不bu良liang影ying響xiang。如ru果guo經jing常chang受shou到dao噪zao聲sheng的de幹gan擾rao,豬zhu的de活huo動dong量liang大da增zeng,一yi部bu分fen能neng量liang被bei消xiao耗hao而er影ying響xiang豬zhu增zeng重zhong,噪zao聲sheng還hai會hui引yin起qi豬zhu驚jing恐kong,降jiang低di食shi欲yu。
6、quanyangmidushidang。ruguoquanyangmiduguogao,quntiguoda,kedaozhizhuqunshenghuohuanjingbianlie,zhujianchongtuzengjia,shiyuxiajiang,caishijianshao,shengchanghuanman,zhuqunfayubuzhengqi,yihuangezhongjibing。zaiyibanqingkuangxia,quanyangmiduyimeitouyufeizhuzhan0.8-1平方米為宜;豬群規模以每群10-20頭為佳。
7、合(he)理(li)組(zu)群(qun)。不(bu)同(tong)豬(zhu)種(zhong)的(de)生(sheng)活(huo)習(xi)性(xing)不(bu)同(tong),對(dui)飼(si)養(yang)管(guan)理(li)條(tiao)件(jian)的(de)要(yao)求(qiu)也(ye)不(bu)同(tong)。因(yin)此(ci)組(zu)群(qun)時(shi)應(ying)按(an)豬(zhu)種(zhong)分(fen)圈(quan)飼(si)養(yang),以(yi)便(bian)為(wei)其(qi)提(ti)供(gong)適(shi)宜(yi)的(de)環(huan)境(jing)條(tiao)件(jian)。另(ling)外(wai),組(zu)群(qun)時(shi)還(hai)要(yao)考(kao)慮(lv)豬(zhu)的(de)個(ge)體(ti)狀(zhuang)況(kuang),不(bu)能(neng)把(ba)體(ti)重(zhong)、體ti質zhi參can差cha不bu齊qi的de仔zai豬zhu混hun群qun飼si養yang,以yi免mian強qiang奪duo弱ruo食shi,使shi豬zhu群qun生sheng長chang不bu整zheng齊qi。組zu群qun後hou要yao保bao持chi豬zhu群qun的de相xiang對dui穩wen定ding,在zai飼si養yang期qi盡jin量liang不bu再zai並bing群qun,否fou則ze,不bu同tong群qun的de豬zhu相xiang互hu咬yao鬥dou,會hui影ying響xiang生sheng長chang和he育yu肥fei。
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