资源简介 (共29张PPT)项目五猪的饲养管理任务7后备猪的培育目的: 列举出对母猪一生的生产性能有很大影响的七个要素评估并设定目标第一步第一步猪群更新率,饲养规模,选种率母猪群里的淘汰及死亡率Farrowing Control Chart第二步杜绝引入新的疾病,进行常规免疫.第二步制定一适合农场的隔离适应计划执行兽医指导建议的免疫程序and Its PurposePIC Health AssuranceIsolation/AcclimatizationIntroducing Replacement Swine GeneticsObjective:目标:Sustainable Profitable Pork Production使养猪生产获得更大的利润Goals:Optimize Genetic Improvement最优化利用改良的基因+ Optimize Herd Health优化群体健康= Optimize Performance最优化的生产效益Isolation:Isolation is defined as “the housing and observation of animals in a separate facility prior to introduction into the main herd”.隔离:引进的种猪进入原有群体前在一个独立的区域的观察和 饲养期。The purpose of Isolation is “To protect the main herd against introduction of new infectious agents which cause economically damaging disease”.目的:防止具有经济意义的病原进入群体从而保护原有群体。控制引种的风险。Manage Risk of disease introduction.Isolation AreaMonitoring for Health StatusPigs remain in isolation for at least 30 days隔离期至少为30 天Daily observation for clinical signs of disease每日观察是否有疾病的征兆出现Treat individual animals based on clinical signs基于出现的临床症状进行个体治疗Avoid medicating the entire group with drugs which could mask a disease problem避免对全群使用可以掩盖疾病的药物Begin vaccination programs实施免疫接种No exposure to herd pigs during this period此阶段不得与客户的猪只接触AcclimatizationACCLIMATIZATION IS IMPORTANT STEPIN INTRODUCING NEW BREEDING STOCK适应是引入种猪工作的重要的一环Acclimatization is the period in which the newlypurchased stock are exposed to the microflora,diet, and environment of the buyer’s herd.适应期是新引进的种猪接触客户的猪群的微生物,饲料,环境等因素的时期Manage impact of endemic diseases.有计划的接触当地的病原Acclimatization includes:适应包括:AcclimatizationProper housing 适当的建筑Exposure to herd microflora接触客户群体的微生物Cull sows and boars 淘汰公猪和母猪Growing pigs 生长猪Vaccination program 免疫接种Medication program 药物添加Boar exposure for gilts 接触公猪Gilt development 后备母猪培育Boar training – young boars 公猪的训练Isolation and Acclimatization SummaryIsolation:To protect the health of the existing herd from potential incomingpathogensTo monitor health status of incoming animalsAcclimatization:To expose incoming animals to the unique microflora, environmentetc. of the existing herd, and vaccinate according to farm protocolTo initiate gilt development strategies such as boar exposure andheat detectionBenefits:Prevention of disease outbreaks, increase biosecurityPreparation of gilts to become excellent sows第三步饲喂后备母猪以促进其发育和性成熟在后备母猪发情前或在母猪发情两周前饲料内添加催情成分确保供水充足第三步lbs/dayFeeding Level for PIC C22Gilts From Selection Through First WeaningAd Lib*4.5-5.5**6.5Ad libSelectionDay 100Pre-farrowLactationService14-21 dServiceWeanToappetiteGestation290 lbs /P2 16-18 mmP2 16-18 mmP2 18-20 mm* Feed level depends on delivery weight. Ex: 220 lbs (Ad Lib); 250 lbs (5.0 lbs/d).** Promote growth but don’t let get too fat. P2 endpoint, 18-20 mm.4.5Flush4.0 max for 7 dLactationGestationIsolation&AcclimatationAfter condition第 四 步提供最适合的圈舍环境第四步最佳室温为17-22摄氏度, 湿度不能太大.达到140-150日龄以后, 确保每头猪的活动空间不低于1.2平方米.提供清洁的,干燥的并且足够大的地板和一通风良好的环境.第 四 步地板及加料器上避免有尖锐的突出或拐角之类的,这些都有可能导致母猪受伤.如果是漏缝地板,那缝隙不大于2.5厘米.第 五 步后备猪舍里每天有公猪出现(诱情)第五步达到140-150日龄时开始使用公猪诱情.查情时使用情欲很强的公猪(浓烈的公猪气味,发哼声,唾液分泌很多),每个栏前停10-15分种,一天至少一次,两次更好.查情时,给予背部和腹部刺激.第五步(续)允许鼻对鼻接触.做好每头后备猪的发情记录.同一头公猪的使用不超过5个后备母猪栏.公猪的出现有可能对后备猪和操作者带来危险,因此操作时务必要小心.The “Magic 42” concept1st Estrus2nd EstrusBreeding 2nd-3rdDay-42Day-21Day 0Intensive/dailyBoar exposureHeatInductionBreedingDay21Control over gilt poolSelect non cycling giltsOver 75% cyclingContinueboar exposure第六步使用经过特定培训的职员第六步需要培训如何做各阶段的记录,后备母猪的操作,诱情及查情.在后备母猪的培育过程中, 应倍加呵护,避免受到任何伤害.第七步第一次配种时最适合的相关指标第七步日龄 210-230天情期 第2次或第3次体重 127-145公斤背膘 最后一根胁骨偏离背中线40毫米处背膘达到16-18毫米(不低于14毫米) 展开更多...... 收起↑ 资源预览