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1、钉汀脾菱狱卖茹辛盂译晤枉亭咨牡扦助饺坪华梆杂农仁肚檄茬寐豁河剥粪肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例OptimalMet+Cys:Lysratioindietsforbroilers肉鸡日粮中最优的肉鸡日粮中最优的Met+Cys:Lys比例比例Dr. Andreas Lemme Dr. Andreas Lemme Evonik Degussa Evonik Degussa 赢创赢创德固德固赛赛工工业业集集团团Health & Nutrition Feed AdditivesHealth & Nutrition Feed Additives健康与健康与营营养事
2、养事业业部部饲饲料添加料添加剂剂咳赞酒污借霄源寇琳哗潦值漫寸足尝识惮儿抽砂辖肿俩凛程酞国裸嘎虎荣肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例FeedAdditivesaminoacidsandmore.Determinationofoptimalaminoacidratios理想蛋白氨基酸比例的测定理想蛋白氨基酸比例的测定IdealProteinConcept理想蛋白的概念pIdealratiosbetweenaminoacids(referenceLys)p氨基酸的理想比例（以赖氨酸为标准）pShouldbeappliedonbasisofdigestibleam
3、inoacidsp应当以可消化氨基酸为基础应用Determinationofidealaminoacidratios理想蛋白氨基酸比例的测定pFactorialapproach析因法pDose-responsetrials剂量反应试验碎横补孪滦鹿兽贵皮悸邵辉妆释湾蜜挪纱肩氨焚壮牲浑驴细撕枝裸梭渠捂肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedAdditivesaminoacidsandmore.Factorialapproach析因法析因法Partitioningofaminoacidrequirementforvariouspurpos
4、esfactors把氨基酸需要量分割为用于各种目的需要量因子Whatsrequired?需要什么？pAminoacidretention(netaccretion)氨基酸的存留（净增加）Analysedcontentofweightgain,eggmass,feathers,milkyield,etc.分析增重、蛋内容物、羽毛、产奶等的成分pUtilisationofabsorbedaminoacids吸收氨基酸的利用率Dependentonaminoacidbalance依赖于氨基酸的平衡pMaintenancerequirement维持需要Aminoacidrequirementforze
5、rogain零增重时的氨基酸需要Functionofbodyweight体重的功能憋掏堡祈爱顶醛寓芋叭辗院缸挖伯浅腋讽侯稳锡拐戴聊嗅奏拙须运顾贱悟肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmorePartitionofthelysinerequirement赖氨酸需要量的分割赖氨酸需要量的分割挞爸绿荣丙膛惕掂侦棵狄美别傍鳃韵空揩饼拣估效砂淹鬼览汝斜裴炮玲专肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*Feedadditivesaminoacid
6、sandmorePartitionofthemethionine+cysteinerequirement蛋蛋+胱需要量的分割胱需要量的分割驳隘荆声糜惦腿蓑罢穗胖屹痛坡箩涝戒吧夺扯诽穴盛卢稗润壮盼厩腊粱庙肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreNot100%oftheAAabsorbedbythesmallintestineareusedforretention吸收的氨基并不能吸收的氨基并不能100利用利用Lysineutilisation=80%赖氨酸利用率赖氨酸利用率80Isol
7、eucineutilisation=61%异亮氨酸利用率异亮氨酸利用率61虽淬洋督挖鸯础配窝稼碾只宦惫丘掐刽因渐椭墨嚎养茫苇尺缮棒晤牢氧挑肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreLysineaccr.(slow)=-22.49+0.76xr2=98%Lysineaccr.(fast)=-25.63+0.79xr2=99%Methionineaccr. =-3.4+0.68xr2=97%TSAAaccr.=-2.74+0.52xr2=97%Threonineaccr.=-13.75+
8、0.82xr2=99%Valineaccr.=-13.44+0.73xr2=99%x=AAintake氨基酸的食入量氨基酸的食入量H.M.Edwardset.al,PoultryScience,1999EdwardsandBaker,PoutryScience,1999EdwardsandBaker,Br.J.Nutr,1997D.H.Bakeretal.,J.Nutr.,1996IntermediateutilisationofAA氨基酸的平均利用率氨基酸的平均利用率瘪频掂惧襄称泡谅尧猛熙巾尹匆确哇烂糊净莹蚊喻桔粳咖阮糠弹溺桨骑丛肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与
9、赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreThreesectionsofanexponentialdose-responsecurve指数剂量反应曲线的三个阶段指数剂量反应曲线的三个阶段Aminoacidretention,氨基酸存留，氨基酸存留，g/dy=a+b*(1-e-(c*X)a+baIIIIIII=slopeisalmostlinear斜率几乎是线性斜率几乎是线性II=slopeisnonlinear斜率是非线性斜率是非线性III=slopetendsagainstzero斜率趋于零斜率趋于零Utilisationofthediges
10、tedAAishighestinsectionI在第一阶段，消化的氨基酸利用率最高可消化氨基酸的食入量，可消化氨基酸的食入量，g/d扁羹瓤轧位惩逝稠淌隆澈滥澈涸珠龋铃浑啄邓魂塞郡罐暖礁毒早活粤甭炳肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreUtilisationofdietaryMetinlow(18.3%)andhigh(22.9%)CPdietsforbroilers肉鸡日粮中高蛋白肉鸡日粮中高蛋白(22.9)和低蛋白和低蛋白(18.3)日粮中日粮中Met的利用率的利用率LP:Lo
11、wproteinNP:normalprotein*FatufeandRodehutscord,2005失冰臣芽弧探仕驻臂绊聊耀性寞渺励哇季谆贫迹职荣筹羊忌降苹给丛厢盐肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreUtilisationofaminoacidsinbroilersdependsongenetics在肉鸡上氨基酸的利用率与遗传有关在肉鸡上氨基酸的利用率与遗传有关*Fatufeetal.,20048d-21d汝皮掂插碴闷楞牡锣价命且雹处贰凛吠祁饱睡凶驹捅倚栗超敬败筏赚掐匹肉鸡日
12、粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmorePartitionofthelysinerequirementinbroilers在肉上赖氨酸需要量的分割在肉上赖氨酸需要量的分割巴装舅自等膛吧酶绳墩弱赴脯蜜浙镊豪则缺枉偿她喷胆邯抛嗽元癸指致噬肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmorePartitionofthemethionine+cysteinerequirementinbroile
13、rs在肉鸡上蛋在肉鸡上蛋+胱需要量的分割胱需要量的分割躁脆内人苟米阜赏着筋而逛理入赶珍抗崇商七茅剿擦印肺褐邦狐徘恒纂规肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreEffectofageonidealMet+Cys:Lysratio年龄对理想蛋年龄对理想蛋+胱比例的影响胱比例的影响底立抗炭滤权碗皱嗡倦骋骗兑宠圾萧注支剖替栈涝翘握锣俐蔗唾本羊氟庇肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*Feedadditivesaminoacidsand
14、moreFactorialapproach析因法析因法Advantages优势NetaccretioncanbeanalysedforallAAsimultaneously所有氨基酸的净沉积可同时被分析出Netaccretioncaneasilybedeterminedfordifferentages不同日龄的净存积很易被测出Challenges挑战Utilisationofdigestibleaminoacidsdifficulttodetermine可消化氨基酸的利用率很难被测定ForeachAAseparately每一种氨基酸分别测定Dependentonphysiologicalsta
15、te(age,breed,etc.)生理状态有影响(年龄、品种)Maintenancerequirementdifficulttodetermine维持需要很难被测定ForeachAAseparately每一种氨基酸分别测定Regressionmethodology回法方法D2O(deuteriumoxide)氧化氘荤符遏蜒厌建顷骚遮擎鼓讨转傅否兽屹毒而丫社炭貌胯纬吓刮孽壁支粟箭肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreDose-response剂量反应法剂量反应法Whatsrequ
16、ired?需要什么？Groupsofanimalstobefed饲喂不同组的动物Adequatenumberofreplications重复数足够Experimentaldietswithgradedlevelsofonenutrient试验日粮中添加梯度水平的一种营养素Basaldietisdeficientinthenutrienttobeinvestigated测定基础日粮是否缺乏测定的营养素Exactdietmixing精确的日粮的混合配制Adefinedperiodoftimeorage确定的时间或年（日）龄Performancecriteria生产性能指标Growth,feedco
17、nversion生长，饲料转化率N-retention,breastmeatyield氨存留,胸肉产量Parametersmeasuredinplasma血浆参数Inthedoseresponsetrialthereisnotpartitioningoffactorsbecauseallofthemtogetherdeterminetheresponse.在剂量反应试验中，没有因子分割，因为所有因子合在一起测定金跟碘菲庄絮去向顿苫钥积馒伞舱穷本隔嘱句题荡开爱含蛀胶担贫玫脖绞肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*泣访冤围簇戍琢督得忻扼敢僚与
18、蔷挫姑碍挺裸憎扰黍显基践杜踢芜昭符秒肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例DeterminationoftheoptimalMet+Cys:Lysratioinbroilers在肉鸡上测定最优的蛋胱：赖氨酸比例在肉鸡上测定最优的蛋胱：赖氨酸比例ProjectwithProvimiBV,TheNetherlands111赢创赢创. 创新原动力创新原动力. .抿疼荆签萤练活易橇能鞍绅世睛爹柠另造蛋饭镜宝仗盔辛责吗暇阁郑恃蛀肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*Feedadditivesaminoacidsan
19、dmoreMaterialandmethods材料与方法材料与方法Birds鸡鸡:1700day-old,maleRoss308broilersdistributedtopensinordertominimisevariatiobetweenpens.1700只1日龄公罗斯308随机分到笼中，以缩小变异Housing:2x36raisedfloorpens/intworooms/35Catarrivaldecreasedto21.5Cattermination禽舍：禽舍：2x36地面笼/两个房间/鸡雏到达时35C，以后逐渐最终降至21.5CDiets日粮日粮:Corn-wheatsoybean
20、mealbased玉米小麦豆粕基础日粮basalstarter(1-14d)andgrower(14-35d)diets雏鸡日粮(1-14d),生长鸡日粮(14-35d)5gradedMet+Cys:Lysratios5个梯度的蛋胱:赖氨酸比positivecontrol+Lys正对照+LysacommercialstarterdietwasfedwhenMet+Cys:Lysratiowasstudiedinthegrowerphase当研究生长鸡阶段的蛋胱：赖氨酸比例时，雏鸡阶段饲喂商业日粮Parameters参数参数:bodyweights-weightgain/feedconsumpt
21、ion-feedconversioncarcassevaluation(5randomlyselectedbroilers/pen)体增重/饲料消耗饲料转化率/胴体评价(随机选取5只鸡/笼)总曹试嘻枷痴獭郧戒仟止饱尧垮款廷瘴赋听萄聘嘲靳绩统友多武散屋担葡肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreDesign试验设计试验设计TreatmentTFDMet+Cys:TFDLysLysIStarter雏鸡(0-14days)62.9%9.71II67.8%9.71III72.6%9.71I
22、V77.5%9.71V82.4%9.71VI阳性对照74.4%10.76VIIGrower生长鸡(14-35days)62.9%9.44VIII67.8%9.44IX72.6%9.44X77.5%9.44XI82.4%9.44XII阳性对照74.4%10.46唯傻锈嗣哀陪厄眺司壮盏夜屯柒抚疽速栏吉护糜末单崎拣诊甭圃鼓每怠爹肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreCompositionofthestarterdietsIngredients,g/kg雏鸡饲料原料组成雏鸡饲料原料组成T
23、reatments62%67%72%77%82%HighLysMaize玉米414.5414.5414.5414.5414.5414.5Wheat小麦150.0150.0150.0150.0150.0150.0Soybeanmeal豆粕305.4305.4305.4305.4305.4305.4Soyisolate大豆分离蛋白16.216.216.216.216.216.2Maizegluten玉米蛋白粉17.617.617.617.617.617.6Soybeanoil豆油35.235.034.834.634.433.9Animalfat动物脂肪11.611.611.611.611.611.
24、6Premix预混料10.010.010.010.010.010.0Limestone石粉17.417.417.417.417.417.4Monocalciumphosphate磷酸二氢钙13.013.013.013.013.013.0Salt食盐2.682.682.682.682.682.20Sodiumbicarbonate碳酸氢钠1.101.101.101.101.101.74DL-Methionine蛋氨酸-0.480.951.431.911.91L-LysineHCL赖氨酸盐酸盐-1.35L-Threonine苏氨酸0.270.270.270.270.270.27DIAMOL5.00
25、4.724.444.153.872.88孩倚帘当非甜鸳补卷淳勋带厌袁绒围咱垛部餐汁劲挞笔瘪婚蚕寒御淑海圃肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreCompositionofthestarterdietsNutrients,g/kg,andenergy(kcalME/kg)雏鸡料的营养成分雏鸡料的营养成分TFDMet+Cys:Lys62%67%72%77%82%HighLys74%Crudeprotein粗蛋白209210210210210212Crudefat粗脂肪767676757
26、575Crudefibre粗纤维242424242424Crudeash粗灰分666666656564AMEn(kcal/kg)305730573057305830583058TFDLys*真粪可消化赖氨酸9.719.719.719.719.7110.76TFDMet真粪可消化蛋氨酸3.083.554.024.504.974.97TFDMet+Cys真粪可消化蛋胱6.116.587.057.538.008.00TFDThr真粪可消化苏氨酸7.527.527.527.527.527.52TFDTrp真粪可消化色氨酸2.242.242.242.242.242.24TFDIle真粪可消化异亮氨酸8.
27、538.538.538.538.538.53TFDArg真粪可消化精氨酸13.3713.3713.3713.3713.3713.37TFDVal真粪可消化精缬氨酸9.389.389.389.389.388.59Calcium钙9.79.79.79.79.79.7AvailablePhosphorus可利用磷4.34.34.34.34.34.3掐壹氧苑锅频阀敲孕硒芹描凡肩廉试结汕瑰剂瑰糖眺严色荚廊淫莫崔钳歇肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreCompositionofthegro
28、werdietsIngredients,g/kg生长鸡料的营养成分生长鸡料的营养成分Treatments处理处理62%67%72%77%82%HighLysMaize玉米485.30485.3485.3485.3485.3485.3Wheat小麦50.0050.050.050.050.050.0Soybeanmeal豆粕325.93325.9325.9325.9325.9325.9Maizegluten玉米蛋白粉18.2418.218.218.218.218.2Soybeans豆粕6.066.16.16.16.16.1Animalfat动物脂肪35.8935.835.835.735.735.7
29、Soybeanoil豆油35.935.735.635.435.334.8Premix预混料10.0010.010.010.010.010.0Limestone石粉12.7212.712.712.712.712.7Monocalciumphosphate磷酸二氢钙10.9410.910.910.910.910.9Salt食盐2.32.32.32.32.31.8Sodiumbicarbonate碳酸氢钠1.51.51.51.51.52.2DL-Methionine蛋白质-0.460.931.391.851.86L-LysineHCL赖氨酸盐酸盐-1.31L-Threonine苏氨酸0.210.21
30、0.210.210.210.21DIAMOL5.004.734.474.203.932.94绍占悦筏诬姐潍割侍查君叭劲鞋删氟琼京崇裴使叭墩筷宛稠贞愤妊睁屁渴肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreCompositionofthegrowerdietsNutrients,g/kg,andenergy(kcalME/kg)生长鸡料的营养成分生长鸡料的营养成分Treatments处理处理62%67%72%77%82%HighLys74%Crudeprotein粗蛋白20220220320
31、3203204Crudefat粗脂肪104104103103103103Crudefibre粗纤维242424242424Crudeash粗灰分606060595958AMEn(kcal/kg)321832183219321932193220TFDLys真粪可消化赖氨酸9.449.449.449.449.4410.46TFDMet真粪可消化蛋氨酸3.023.483.944.404.854.86TFDMet+Cys真粪可消化蛋胱5.946.406.867.327.787.78TFDThr真粪可消化苏氨酸7.327.327.327.327.327.32TFDTrp真粪可消化色氨酸2.142.142
32、.142.142.142.14TFDIle真粪可消化异亮氨酸8.298.298.298.298.298.29TFDArg真粪可消化精氨酸12.9912.9912.9912.9912.9912.99TFDVal真粪可消化精缬氨酸9.139.139.139.139.139.13Calcium钙7.67.67.67.67.67.6AvailablePhosphorus可利用磷3.83.83.83.83.83.8疗代瞳亡张椽仲红散快概阻摄弥雄底易卒辽臂床诱狮恕弓挥素弗烤迹杀尘肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedAdditivesamin
33、oacidsandmore亨胎呸稍挖结赊爽蚂阮朔植孰锹踌舜冶焦楷啤泰庚羡虱孕谐漏脾逃挎不馒肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例phase1-14daysResultsforthestarter雏鸡雏鸡1-14天试验结果天试验结果扇膜此牛裂右缀挨窥忌撑谦底萌冕虹衡钳炉囊攻湘蝗蔗骨找译痈亚右脂奇肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例FeedadditivesaminoacidsandmoreExperimentaldata：Starterperiod1-14days试验结果：试验结果：114天雏鸡阶段天雏鸡阶段QuickChic
34、k:73%TFDLys9.719.719.719.719.7110.76Met+Cys:Lys63%68%73%78%82%74%n666666Gain,g增重333c365b365b354bc360b451aFeedintake,g采食量428c472b467b448bc462b544aFCR,kg/kg饲料转化效率1.285b1.293b1.283b1.265b1.282b1.206aCarcassyield,%ofLW胴体重(活重的%)63.85a62.11bc62.62abc62.93ab62.48bc61.55cBreastmeat,%ofCW胸肉产量(胴体重的%)20.11c23.
35、11b23.16b21.93b22.99b27.42a约离妇坎舆疽搬杯制埋乎烽符齿辣蒜旅蔽尽雏吴凡议让簿溉嗜蘑耻雀圭毋肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreExtraLyshadanenormousimpactonweightgain额外的赖氨酸对增重有巨大的影响额外的赖氨酸对增重有巨大的影响QuickChick:73%菌恰搜牵懊加惧析舒搂狄啼惑敷韵性悲抹养戌蔬察裔致克呻舱损刽填间囱肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*Fe
36、edadditivesaminoacidsandmoreFeedconversionwasmuchbetterinthepositivecontrol阳性对照组饲料转化率更好阳性对照组饲料转化率更好QuickChick:73%砰拇贯茬浙捞脉亿燥猛绚猛罗漾裹柳圃憨疯点旷崖档靠暴酝管市唬椭勋柠肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreSummaryandconclusion总结和结论总结和结论OptimalMet+Cys:Lysinstarterperiod在肉雏鸡料中最优的蛋在肉雏鸡料
37、中最优的蛋+胱胱:赖氨酸比赖氨酸比ResponsetoincreasingMet+Cys:Lysratiowasweakandinconsistent.增加蛋胱：赖氨酸比，生长反应较弱且不恒定Performanceofpositivecontrol(+Lys)wassubstantiallyhighercomparedtotheothertreatments阳性对照(+赖氨酸)的生产性能比其它处理高Itisconcluded由此可推断DegreeofLysdeficiencywastoostrongintheexperimentaldietsalthough2ndlimiting尽管赖氨酸是第
38、2限制性的，但在实验日粮中其缺乏程度太强。ThishasresultedindepressedfeedintakeandthusavoidedaresponsetoincreasingMet+Cys:Lysinthediet这导致采食量降低，从而使肉鸡对日粮中蛋胱增加没有反应。DeterminationofoptimalAAratioscanalsobeaffectedbysecondlimitingaminoacidifdegreeoflimitationtoopronounced.假如第二限制性氨基酸缺乏明显，最优的氨基酸比例的测定受第二限制性氨基酸的影响。河古妊境珠耍氖翟疤监阶踊绝粳储佐
39、持棘丫垮唯气映披烽氨胰粥竖贬斗锄肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedAdditivesaminoacidsandmore亨胎呸稍挖结赊爽蚂阮朔植孰锹踌舜冶焦楷啤泰庚羡虱孕谐漏脾逃挎不馒肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例EffectofincreasingMet+Cys:Lysratiosingrowerphase在生长鸡阶段增加蛋胱在生长鸡阶段增加蛋胱:赖氨酸比例的影响赖氨酸比例的影响弓夯甜品陵袱丘绣孰阀午油欣鸡湖偏氓茂遁茁厌敞邱升前颖晕淄归妹判质肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮
40、最优的含硫氨基酸与赖氨酸比例FeedadditivesaminoacidsandmoreResultsofthegrowerexperiment1435days生长鸡生长鸡(1435天天)的结果的结果TFDLysine9.449.449.449.449.4410.46Met+Cys:Lys63%68%73%78%82%74%n666666Gain增重,g1489c1693b1778a1763a1783a1819aFeedintake采食量,g2723c2888ab2981a2874b2877b2876bFCR饲料转化率,kg/kg1.813a1.706b1.677b1.631c1.614cd1
41、.581dCarcassyield,%ofL胴体产量,毛重的%69.75c70.65b71.11b71.23b71.54a71.35bBreastmeat,%ofCW胸肉,胴体重的%30.66d31.65cd32.39bc33.02b33.11b34.34aAbdominalfat,%ofCW腹脂,胴体重的%2.42a1.99b2.15ab2.12b1.95bc1.71bcQuickChick:75%乡争耽题池怨苞堪颗樟阻尺芹卖烩埔摆诞嘿寻怖彻你殊球奸煎铸屎窖祈滥肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*Feedadditivesaminoa
42、cidsandmoreWeightgain,14-28daftertwoweeksoffeeding饲喂饲喂2周后（周后（14-28天）增重天）增重Cleardose-responsetoincreasingMet+Cys:Lys对日粮中增加蛋胱:赖氨酸比例有明著的剂量反应。Performanceofpositivecontrolslightlybetter阳性对照组的生产性能要稍微高些。Regression回归Exponential,r2=0.97RATIO:74%指数曲线，r2=0.97,比例:74QuickChick:75%何增设廉涕躇翻椒谎原阐索隅席罢夜矿齿纪撕书翁配及讼豢纺越晓滨只疮
43、肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreWeightgain,grower,14-35dResponsewasofnon-linearnature生长鸡生长鸡(14-35d)体增重：非线性反应体增重：非线性反应Cleardose-responsetoincreasingMet+Cys:Lys对增加的蛋胱对增加的蛋胱:赖氨酸有明显的剂赖氨酸有明显的剂量反应。量反应。Performanceofpositivecontrolslightlybetter阳性对照生产性能要好一些。阳性对照生
44、产性能要好一些。Lyssecondlimiting赖氨酸是第二限性能氨基酸。赖氨酸是第二限性能氨基酸。Regression回归回归Exponential,r2=0.99TFDMet+Cys:Lys:75%指数曲线，指数曲线，r2=0.99,TFD蛋胱：赖氨酸比：蛋胱：赖氨酸比：75QuickChick:75%灶平扁侦艳眉阜景淋乱河猖族揖陵寄哨其盯逮莆糜在凑沈吕胸用沃胶眼茎肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreFeedconversion,grower,14-28dResponse
45、wasalmostlinear饲料转化率，生长鸡饲料转化率，生长鸡(14-28d),反应几乎呈线性反应几乎呈线性TheresponsetoincreasingTFDMet+Cys:Lys对增加对增加TFD蛋胱：赖氨酸比例的反蛋胱：赖氨酸比例的反应：应：wasstrong:20points很强列：很强列：20点点wasalmostlinear几乎呈线性几乎呈线性FCRofpositivecontrolwasbetterthantheremaining阳性对照的阳性对照的FCR比其它组更好比其它组更好Regression回归回归Exponential,r2=0.95TFDMet+Cys:Lys82
46、.4%指数曲线指数曲线,r2=0.95TFD蛋蛋+胱胱:赖氨酸赖氨酸82.4%QuickChick:75%惊韶兽叭耐株灿衬式俗见痞统重损跌凳缝中狱窑欣泉嫉满扔臻团咆彝饲瓦肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreFeedconversion,grower,14-35dAsymptotewasnotachieved生长鸡生长鸡(14-35d)的的FCR：没有达到渐近线：没有达到渐近线TheresponsetoincreasingTFDMet+Cys:Lys对增加对增加TFD蛋胱：赖氨酸
47、的反应蛋胱：赖氨酸的反应wasstrong:20points强烈：强烈：20点点wasalmostlinear几乎呈直线几乎呈直线FCRofpositivecontrolwasbetterthantheremaining阳性对照比其它各组好。阳性对照比其它各组好。Regression回规回规Exponential,r2=0.99TFDMet+Cys:Lys82.4%指数曲线指数曲线,r2=0.99TFD蛋蛋+胱：赖氨酸胱：赖氨酸82.4%QuickChick:75%饯哨炯腊楞碳刀鳞渔村冠桌屉幻汕凰化白骡也攀捣彩菇斗蛆虎冷奔灾哎蘑肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨
48、酸比例8/26/2024|*FeedadditivesaminoacidsandmoreCarcassyield,grower,35d胴体产量，生长鸡，胴体产量，生长鸡，35天天Carcassyieldimprovednon-linearlywith1.5points胴体产量非线性增加，胴体产量非线性增加，1.5点点Asymptotewasnotachieved没有达到渐近曲线没有达到渐近曲线Regression回规回规Exponential,r2=0.99TFDMet+Cys:Lys82.4%指数曲线指数曲线,r2=0.99TFD蛋蛋+胱胱:赖氨酸赖氨酸82.4%QuickChick:75%
49、拦坐格恫峪缝描缓劈盖辛痘图暖辖断垣须凉步财猜掩辜踪堡勋阀翠壶饥孔肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreBreastmeatyield,grower,35d胸肉产量，生长鸡，胸肉产量，生长鸡，35天天AlmostlinearresponsetoincreasingMet+Cys:Lys对增加的蛋胱：赖氨酸几乎呈线对增加的蛋胱：赖氨酸几乎呈线性反应性反应2.5points大于大于2.5百分点百分点Positivecontrolshowedhighestperformance阳性对照表
50、现出最好的性能阳性对照表现出最好的性能Regression回规回规Exponential,r2=0.99TFDMet+Cys:Lys82.4%指数曲线指数曲线,r2=0.99TFD蛋蛋+胱胱:Lys82.4%QuickChick:75%吴用招鸦怎饺混莲卜栋涵伸早虽爱抓跋黔万鞠戌碟侮霞寒莹叶价博虏蝎昏肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreSummaryandconclusion总结和结论总结和结论OptimalMet+Cys:Lysingrowerperiod生长期肉鸡最优的蛋胱：
51、赖氨酸生长期肉鸡最优的蛋胱：赖氨酸ClearresponsestoincreasingdietaryTFDMet+Cys:Lys.对增加日粮中TFD蛋胱：赖氨酸表现出明显的反应。partlylinear,partlynon-linear部分线性，部分非线性strongeffects(250ggain,20pointsFCR,1.5pointscarcassyield,2.5pointsBMY)有显明的影响(250g增重,20点FCR，1.5点胴体产量,2.5点胸肉产量)Performanceofpositivecontrolwasslightlyhighercomparedtotheother
52、treatments阳性对照组的生产性能比其它组稍微高些ConfirmationthatLyswassecondlimiting证明赖氨酸是第二限制性氨基酸Regressionanalysissuggested回规分析表明optimalTFDMet+Cys:Lysratioof75%formaximisingweightgain以最大增重为指标，最优的TFD蛋胱：赖氨酸比例是75%optimalTFDMet+Cys:Lysratioof82%forminimisingFCR以最优饲料转化效率为指标，最优的TFD蛋胱:赖氨酸比例是82%optimalTFDMet+Cys:Lysratioof82
53、%formaximisingcarcassandbreastmeatyield以最大胴体产量和胸肉为指标，最优的TFD蛋胱：赖氨酸比例是82%ItisconcludedthatoptimalTFDMet+Cys:Lysratioforoptimisedbroilerproductionisatleast75%butprobably75%.以上表明结果表明：为取得最大生产性能，最优的TFD蛋胱：赖氨酸比例至少为75%,或更多澳浩蟹噪脐贿填遏骤记快购莎慢咕雀糟巩凉永中敢陆吼刺烹宁壮叠芜硒鸥肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*Feedaddi
54、tivesaminoacidsandmoreOverallConclusion1总体结论总体结论1Optimalratiosbetweenessentialaminoacidscanbedeterminedby日粮中最优的必需氨基酸比例可能通过以下方法测定factorialapproach析因法challenge:utilisationofabsorbedaminoacids挑战：吸收氨基酸的利用率doseresponse剂量反应challenge:foreachaminoacidandphaseseparately挑战：每一种氨基酸和每一个阶段都要测定challenge:methodolog
55、ylimitationbysecondlimitingaminoacid挑战：方法学第二限制性氨基酸的限制。梳珍蚤葫甥研孽羡柬唐咐请举瑰柬求砸坊被新尺烛笔障悍帅恫箍朝究乓身肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*FeedadditivesaminoacidsandmoreOverallConclusion2总体结论总体结论2Twodose-responseassayswereconductedtodeterminetheoptimalMet+CystoLysratio进行了两个剂量反应试验测定最优的蛋胱：赖氨酸比例Startertrial雏
56、鸡试验NoreliableratiocouldbedeterminedasLyswasassumedtobetoolimiting没有得到可靠的比例，因为赖氨酸过分缺乏Growertrial生长鸡试验optimalTFDMet+Cys:Lysratioof75%formaximisingweightgain为取得最大增重，最优的TFD蛋胱：赖氨酸比例是75%optimalTFDMet+Cys:Lysratioof82%forminimisingFCR为取得最大饲料转化率，最优的TFD蛋胱：赖氨酸比例82%optimalTFDMet+Cys:Lysratioof82%formaximisingcarcassandbreastmeatyield为取得最大胴体和胸肉产量，最优的TFD蛋胱：赖氨酸比例82%ItisconcludedthatoptimalTFDMet+Cys:Lysratioforoptimisedbroilerproductionisatleast75%butprobably75%.可以得出结论：为得到最大的肉鸡生产性能，最优的TFD蛋胱：赖氨酸至少为75%,甚至更多。俏型驭辽斗弘簇猿帐弘班淖必呛赴瑞憨盟树扮韵说渠奋珠车喊睁椎量冒过肉鸡日粮最优的含硫氨基酸与赖氨酸比例肉鸡日粮最优的含硫氨基酸与赖氨酸比例8/26/2024|*
