欢迎来到天天文库
浏览记录
ID:5376150
大小:296.30 KB
页数:4页
时间:2017-12-08
《河西肉牛生产性能和营养特性研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、食磊研究与拜发2014年1月基础研究FoodResearchAndDevelopment第35卷第1期9DOI:10.39690.issn.1005-6521.2014.01.003河西肉牛生产性能和营养特性研究郭兆斌,韩玲,杨濯羽,刘子溱,余群力(甘肃农业大学食品科学与工程学院,甘肃兰州730070)摘要:试验旨在研究中草药添加剂对河西肉牛生产性能和营养特性的影响。饲养过程分为中草药组(低剂量组、高剂量组)和对照组,分别对各个指标进行测定分析。结果发现,高剂量中草药组牛平均日增重和眼肌面积都达到
2、了最大,分别为1.747kg/d和140.17cm。高剂量组牛肉蛋白质含量达到最大值22.30%,极显著高于其他两组牛(P<0.01);而脂肪和灰分含量,高剂量组牛达到最小值,分别为1.81%和0.81%。高剂量组单不饱和脂肪酸(MUFA)含量显著高于对照组(P<0.05),多不饱和脂肪酸(PUFA)中,亚油酸(C18:2)n-6在高剂量组中的含量极显著高于对照组(P3、可以看出高剂量中草药组牛具有很好的育肥效果,营养价值也有极大提高,这对于河西肉牛质量和肉牛产业效益的提高具有重要意义。关键词:中草药添加剂;生产性能;营养特性ResearchofProductionPropertyandNutritionCharacteristicofHexiBeefCattleGUOZhao—bin,HANLing,YANGZhuo-yu,LIUZi-zhen,YUQun-li(CollegeofFoodScienceandEngineering,GansuAgricultur4、alUniversity,Lanzhou730070,Gansu,China)Abstract:Testresearchedtheinfluenceofchineseherbaladditivetoproductionprope~yandnutritioncharacteristicinhexibeefcattle.Breedingprocesswasdividedintochineseherbalmedicinegroupandcontrolgroup.eachindexwereanalyzed5、respectively.Theresultsf0undthataveragedailygainandloineyeareaofhighdosegroupcattlehadthemaximum1.747kg/dand140.17em.Proteincontentofhighdosegroupcattlewas22.30%。extremelysignificantlyhigherthantheothertwogroupsofcattle(P<0.01),whereasfatandashweremin6、imum1.81%and0.81%.MUFAcontentofhighdosegroupcattlesignificantlyhigherthanthecontrolgroup(P<0.05),C18:2inPUFAofhighdosegroupcattleextremelysignificantlyhigherthanthecontrolgroup(P<0.O1).TAAcontentofhighdosegroupcattlewas0.89%higherthanthecontrolgroup.E7、AAcontentwas0.53%higherthanthecontrolgroup.Inconclusion.wefoundthathighdosegroupcattlehaveverygoodfatteningeffect,nutritionalvaluealsohavegreatlyimprovement,whichhaveimportantsignificancetoqualityandcattleindustryeficiencyofhexibeefcattle.Keywords:chi8、neseherbaladditive;productionproperty;nutritioncharacteristic近几年来,甘肃河西地区肉牛改良繁育发展迅速,的有抗生素和化学合成类药物,但它们在提高饲料利其中普遍应用的是西门塔尔、安格斯、德国黄牛、夏洛用率的同时,容易残留在产品中,给人类带来危害【3。莱、皮埃蒙特等国外优秀肉用种公牛来改良当地牛。我国天然植物中草药资源丰富,中草药又具有毒、副随之而来添加剂的应用也越来越广泛,目前比较常用作用低,不良反应少等优点。邱长兴等【5
3、可以看出高剂量中草药组牛具有很好的育肥效果,营养价值也有极大提高,这对于河西肉牛质量和肉牛产业效益的提高具有重要意义。关键词:中草药添加剂;生产性能;营养特性ResearchofProductionPropertyandNutritionCharacteristicofHexiBeefCattleGUOZhao—bin,HANLing,YANGZhuo-yu,LIUZi-zhen,YUQun-li(CollegeofFoodScienceandEngineering,GansuAgricultur
4、alUniversity,Lanzhou730070,Gansu,China)Abstract:Testresearchedtheinfluenceofchineseherbaladditivetoproductionprope~yandnutritioncharacteristicinhexibeefcattle.Breedingprocesswasdividedintochineseherbalmedicinegroupandcontrolgroup.eachindexwereanalyzed
5、respectively.Theresultsf0undthataveragedailygainandloineyeareaofhighdosegroupcattlehadthemaximum1.747kg/dand140.17em.Proteincontentofhighdosegroupcattlewas22.30%。extremelysignificantlyhigherthantheothertwogroupsofcattle(P<0.01),whereasfatandashweremin
6、imum1.81%and0.81%.MUFAcontentofhighdosegroupcattlesignificantlyhigherthanthecontrolgroup(P<0.05),C18:2inPUFAofhighdosegroupcattleextremelysignificantlyhigherthanthecontrolgroup(P<0.O1).TAAcontentofhighdosegroupcattlewas0.89%higherthanthecontrolgroup.E
7、AAcontentwas0.53%higherthanthecontrolgroup.Inconclusion.wefoundthathighdosegroupcattlehaveverygoodfatteningeffect,nutritionalvaluealsohavegreatlyimprovement,whichhaveimportantsignificancetoqualityandcattleindustryeficiencyofhexibeefcattle.Keywords:chi
8、neseherbaladditive;productionproperty;nutritioncharacteristic近几年来,甘肃河西地区肉牛改良繁育发展迅速,的有抗生素和化学合成类药物,但它们在提高饲料利其中普遍应用的是西门塔尔、安格斯、德国黄牛、夏洛用率的同时,容易残留在产品中,给人类带来危害【3。莱、皮埃蒙特等国外优秀肉用种公牛来改良当地牛。我国天然植物中草药资源丰富,中草药又具有毒、副随之而来添加剂的应用也越来越广泛,目前比较常用作用低,不良反应少等优点。邱长兴等【5
此文档下载收益归作者所有