voa+bbc+cnn新闻重点讲解2009-09-22

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2、lub.topsage.com/forum-28-1.html收集整理，转载请注明出自http://club.topsage.comVOA慢速讲解:纪念绿色革命之父诺曼·博洛格RememberingNormanBorlaugThistheVOASpecialEnglishAgricultureReport.NormanBorlaugledwhatwasknownastheGreenRevolution.Asaplantscientist,hemayhavesavedmorelivesthananyoneelseinhistory--asmanyasabillion,bysomeestimate

3、s.Hetraveledtheworldtohelppoorpeopledevelopbetterwaystoproducefood.NormanBorlaugHeworkedinthefieldstoshowfarmersnewwaystogrowwheat,riceandothercrops.Andheworkedinthelaboratorytobreednewwheatvarietiesthatcouldresistdisease.Latelyheworriedaboutanewthreat,afunguscalledUg99.ItwasdiscoveredinUgandatenyea

4、rsagoandhasspreadinAfricaandnowAsia.NORMANBORLAUG:"Thisisanewstrainofstemrustorganismthathasthepowertodestroymostofthewheatvarietiesbeinggrownaroundtheworld."NormanBorlaugtaughtatTexasA&MUniversityandworkedoninternationalprojectsuntilnotlongbeforehisdeathonSeptembertwelfth.Hewasninety-fiveandsufferi

5、ngfromcancer.无需积分，无需回复，只要你带宽足够大，你资料就足够多！大家网考研论坛http://club.topsage.com/forum-28-1.html真正的全免费公益性考研论坛，等待您的光临！声明：本资料由大家论坛考研论坛http://club.topsage.com/forum-28-1.html收集整理，转载请注明出自http://club.topsage.comInnineteenforty-fourhebeganworkonaprojectinMexicofinancedbytheRockefellerFoundation.Bythemiddleofthenine

6、teenfifties,Mexicohaddoubleditswheatproductionperhectare.NormanBorlaugandhisteamhadevengreatersuccessinPakistanandIndia.Farmerscouldgrowfourtimesmorethanbefore.LaterinlifehetriedtobringtheGreenRevolutiontoAfrica.HewontheNobelPeacePrizeinnineteenseventyandthePresidentialMedalofFreedomsevenyearslater.

7、HewontheCongressionalGoldMedaltwoyearsago.Butnoteveryoneconsideredhimahero.Environmentalactivistscriticizedhisintensivemethods,includingtheuseoffertilizersandpesticides.HesuggestedthatWesterncriticsha