不同投饲频率对合浦鹅的养分利用和生长性能的影响.pdf

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1、南方农业学报JOURNALOFSOUTHERNAGRICuLTuRE2012，43(6)：851—854ISSN2095—1191：CODENNNXAABhttp：／／www．nfnyxb．cornDOI：10．3969／j：issn．2095—1191．2012．06．851EffectoffeedingfrequencyondietarynutrientutilizationandgrowthofHepugeeseYANGJia—huang，HUANGLi—xia，HERen—chun，LUOXian-qing，YANGCui，LIANGQi-m

2、ei，LUGui-you(GuangxiInstituteofAnimalScience，Nanning530001，China)Abstract：【Objective】Theobjectiveofthistrialwastoinvestigatetheeffectoffeedingfrequencyondietarynu—trientutilizationandgrowthperformanceofgeese．【Method】Thirty—six21-day—oldHepugeesewithsimilarbodyweightwererandomly

3、dividedinto2groupswith3replicates．Eachreplieatehad6geese(3maleand3female)andfedinapenforafeedingtrialfor42daysafteranadaptiveperiodofaweek．Thegeeseincontrolgroupwerefed6timesdailyat8：00，10：00，12：00，14：30，17：00and21：00，butgeeseintreatmentgroupwerejustfed3timesdailyat8：00，14：30an

4、d21：00．A11thegeesewereprovidedadlibitumaccesstothewaterandfeed．Thedeterminationsofapparentdigestibilityofdietarynutrients，serumbiochemicalparametersandslaughtertraitsofgeesewerealsoconductedinlateperiodofthetrial．【Result】Theresultsshowedthatnodifferencewasfoundinaveragedailyfee

5、dintake，averagedailygainandratiooffeed／gaininearlyperiodandlateperiodofthetrial(P>0．05)．TheapparentdigestibilityofNDFandhemicellulosesindietfortreatmentgroupwassignificantlybetterthanthatindietforcentrelgroup(P

6、pparentdigestibilitythancontroldiet，butnosignificantdifferencewasfoundbetweenthetwodietsthroughstatisticalanalysis(P>0．05)．Theserumbiochemicalparametersandslaughtertraitsofgeesebetweenthetwogroupshadnosignificantdifferenceeither(P>0．05)．【Conclusion】Feedingthegeese3timesadayisfe

7、asibleaftergeeseageof28dinpracticalgeesefeed—ingindustry．Keywords：Hepugeese；feedingfrequency；nutrientapplication；growthperformance；apparentdigestibilityCLCnumber：$835．5Documentcode：AArticle：2095—1191(2012)06—0851-04不同投饲频率对合浦鹅的养分利用和生长性能的影响杨家晃，黄丽霞，何仁春，男鲜青，杨翠，梁琪妹，卢桂猷(广西畜牧研究所，南宁530

8、001)摘要：【目的】探讨饲养期间不同投饲频率对鹅的养分利用及生长性能的影响。【方法】将36羽体重相似的21