俄勒岡州麥田驚現(xiàn)轉(zhuǎn)基因小麥

俄勒岡州麥田驚現(xiàn)轉(zhuǎn)基因小麥

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時間:2019-01-07

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1、俄勒岡州麥田驚現(xiàn)轉(zhuǎn)基因小麥  DavidGreene(Host):AfarmerinOregonhasfoundsome1)geneticallyengineeredwheatgrowingonhisland.Thiswasanunwelcomesurprise,becausethistypeofwheathasneverbeenapprovedforcommercialplanting.TheU.S.DepartmentofAgriculturesaysit’sinvestigating,try

2、ingtofindouthowthiswheatgotthere.TheUSDAsaysthereisnorisktopublichealth,butwheatexportersareworriedabouthowtheircustomersinAsiaandEuropewillreacttothis.DanCharleshasmore.  DanCharles:ThebiotechcompanyMonsantohasgeneticallyalteredsomeofAmerica’sbiggest

3、cropssotheycantoleratethe2)weedkiller3)glyphosate,orRoundup.Itdidthiswithcorn,soybeans,4)canolaandcotton.Butitdidnotdothiswithwheat.ItmadeRoundup-tolerantwheatinthelaboratory,anditcarriedoutfieldtrialsofgeneticallyengineeredwheatin16differentstates.Bu

4、tthecountry’swheatgrowerstoldthecompanytheydidnotwantthis5)novelgenetic6)trait.  SteveMercer:Partoftheconcernwasexportmarkets.  Charles:SteveMercerisvicepresidentofcommunicationsofU.S.WheatAssociates,whichrepresentswheatgrowersand5exporters.  Mercer:W

5、e’renotinfavorofcommercializinganybiotechtraitunlessit’sgonethrough7)regulatoryapprovalsintheU.S.andinothercountries.  Charles:Manycountriesarequite8)hostiletogeneticallyengineeredcrops,soMonsantodroppedthewheatproject.Itneveraskedforgovernmentapprova

6、l,anditendeditsfieldtrialsin2005.Fast-forwardeightyears.Aboutamonthago,afarmerinEasternOregonnoticedsomewheatplantsgrowingwherehedidn’texpectthem,andtheydidn’tdiewhenhe9)sprayedthemwithRoundup.  ThefarmersentsamplesofthesecuriousplantstoascientistatOr

7、egonStateUniversity.Shefoundthatthiswheatwas,infact,geneticallyengineered.ShepassedsamplesontotheU.S.DepartmentofAgriculture,andyesterday,theUSDAconfirmedit.Inastatement,theUSDA’sBernadetteJuarezsaidheragencyiscollectingmoresamplesfromthefarm,conducti

8、ngmoretests.BernadetteJuarez:Wehaveateamof10)dedicatedinvestigatorsworkingonthegrounddailytofigureoutwhat’sgoingonhere.  Charles:Nobodyknowshowthiswheatgotthere.Monsanto’slastfieldtrialsinOregonwerein2001.Afterallsuchtrials,5thecropsaresuppose

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