小麦近缘野生植物及小麦主产区杂草资源调查

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1、关键词转基因小麦；近缘野生植物；分布图；多样性；杂草AbstractWiththedeVelopment0ftransgenicplants，conccms0Vertheirpotentiale骶ctsonenVir0姗enthaVebeenmised．Therefore，thecommercialization0ft姗sgenicpl卸tsint0priortheneccssarysafetycvaluationenVironment．Itis锄imponant弱pect0fcnVironmentaIsafety弱sessment0fgcneticallymodifiedwheattha

2、ttheecologicalimpactsOftransgenicwhcatt0itswild佗latiVes．Tbca玎y0ut佗searchinthispan，thctypeofwildrelatiVesandtheirdistributionshouldbedetailedinVcstigation．In蚰spapcr'wecollatethcdatcofwildrelatiVes0fwheat锄ditsdistribution，觚dwemapoutthedistributionmapsoftheVariousgenusofwild他latiVes锄dthetotalgenusofw

3、ildrelatiVes，andthenwecanhaVeadetailedunderstandingoftheoVeralldistribution0fwild心latiVcs．1naddition，weinVestigatetllewild坨latiVes0fwheat柚dweedsrcS0urCesiIlthemi弛p州ucing孤e弱(Sh柚dongPr0Vince，Hen卸Pr0VinCe锄dthcnonhofJangsuProVince)ofchina．Finally'weinVestigatethewceds他sourCesilltheexperimentalfjeldoft

4、hee骶ctoftr锄sgcnicwheattowild陀latiVes．T_lletesult弱follows：1、hlchina，tIle陀a他richspecies0ftllewiIdrcIatiVes0fwheatwithwidedistribution．Ourcountryplay柚imporl锄troleinzhehistor)rofwheat叫舀nated．TherclatiVes0fwheatconsists0f11generasiIlchina．2、Accordingt0thedistributionmapofwheatrclatiVeS0fwheat，wec柚l【110

5、wthatthemaindistibuti伽pr0Vincesarcinthenonh，nonhwest锄dsouthwest0fchina．T1ledist抽utioniIlthepr0Vincesofnonh锄dsouthchinaisnotVeryabund锄cc，柚d0nlyindVidualgcne豫intheindiVidualprovinCcsintllcsouthem．Themaindistribution‘pr0Vinccsincludexinjiang，Gansu，Yu衄觚，Shall)【i觚dXiz柚g．Themainwheatproducing盯e勰isnotVer

6、yabundance，勰dthepOpulationdensityissmall．3、WbinVestigatethewiId他latiVesofwheat柚dweeds他sourcesinthemainproducingareas(Sh锄dongProVince，Hen锄Pr0Vincc锄dthcnonhofJangsuPr0Vince)ofchina．Asthe陀sult，wefindthe他盯emain8spciesinthis缸eas彳egfZb芦阳“口朋∞口and尺Deg以e，妇加小巧fC境衍wideIydistributewithlargepopulationdensity．I

7、naddition，thesurVeyalsofindthatthercare179species0fweedS，belongingto33families，inthecornfieldorthesurroundings．4、WbinVestigatetheweedsresources0fthefirstyearoftheexperimentalfield0ftheef!I’ect0ftransgenicwheatt0w