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1、編號(hào)：成績(jī)：學(xué)年論文題目：迪士尼樂園的全球營(yíng)銷策略院系：工商管理系專業(yè)：班級(jí)：學(xué)號(hào)：姓名：20年9月8日havetheawarenessof1.environmentallyconscioussurvivalofmankindintheworldownsandhasonlyoneEarth,protectingitisthesacredmissionofmankind.Thepoultryindustryatthesametimetoprovidequalityegg,chicken,alsoproducesalotofwaste,sewage,har
2、mfulgasesandorganicwaste.Biggerchickens,greatertheemissions.Ifaquantityof200,000chickenslayinghens,1fromthetensofthousandsoftonsofchickenmanure,150,000~20millioncubicmetresofsewage,ifnothandledproperlymaycauseenvironmentalpollution.Currently,environmentalpollutionismainlynitroge
3、ninpoultry(intheformofmanureandammonia)andphosphate.Asmentionedabove,theeffectofdietaryproteinlevelistoohigh(particularlytheeggratioistoohigh),andpoorbalanceofaminoacidsinproteins,willreducethechickenproteinuseefficiency,wastefeed,increasedfeedcosts,whilenitrogenpollutiontotheen
4、vironment.Inchickendietscomposedofgrainfeedclassanditsby-productsaccountforaconsiderableproportion.Suchhightotalphosphoruscontentinfeed,butmostofits(65%~80%)combinationofphosphorusandphyticacid(phytate),poultrylowphyticacidphosphorusutilizationcapacity.Accordingtoreports,youngbi
5、rdsofphytatephosphorusutilizationisabout30%,adultbirdsisabout50%.Thus,phosphorusinplantfeedstuffsalonecannotmeettheneedsofpoultry9學(xué)年論文寫作誠(chéng)信聲明本人鄭重聲明:本次所呈交的學(xué)年論文,是本人獨(dú)立進(jìn)行研究工作所取得的成果。除文中已經(jīng)注明引用的內(nèi)容外，本論文不含任何其他個(gè)人或集體已經(jīng)發(fā)表或撰寫過(guò)的作品或成果。對(duì)本文的研究做出重要貢獻(xiàn)的個(gè)人和集體，均已在文中以明確方式標(biāo)明。如因抄襲造成的后果，本人愿意承擔(dān)。論文作者簽名:日期:年
6、月日havetheawarenessof1.environmentallyconscioussurvivalofmankindintheworldownsandhasonlyoneEarth,protectingitisthesacredmissionofmankind.Thepoultryindustryatthesametimetoprovidequalityegg,chicken,alsoproducesalotofwaste,sewage,harmfulgasesandorganicwaste.Biggerchickens,greaterthe
7、emissions.Ifaquantityof200,000chickenslayinghens,1fromthetensofthousandsoftonsofchickenmanure,150,000~20millioncubicmetresofsewage,ifnothandledproperlymaycauseenvironmentalpollution.Currently,environmentalpollutionismainlynitrogeninpoultry(intheformofmanureandammonia)andphosphat
8、e.Asmentionedabove,theeffectofdietaryproteinlev
