长江经济带粮食生产碳排放时空演变与影响因素

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中图分类号：X322；X196 文献标志码：A 文章编号：2095-6819（2025）06-1480-13 doi：10.13254/j.jare.2025.0423

Spatial-temporal evolution and influencing factors of grain productioncarbon emissons in the Yangtze River Economic Belt

XUJie'，ZHAOXia²*

（1.InstituteofFoodandStrategicReserves，NanjingUniversityofFinanceandEconomicsNanjng3，China;.Oficeof DisciplinaryCostructiodHigLevelUvesityonstuctioangUivesityofaneadEooicsanja Abstract：ToevealtecaboneisionslevelandevolutioncharacteristsofgrainproductioniteYangtzeRiverEcooiceltis studycomprehsivelyplodmetdsschsthssifctoretod，eldsitytition，guinotdsial Durbinmodeltoinvestigatetetmporalevolutionaesndifluecgfctorsofcabonsiosingainproductioacos4is withintheregion.Tesultsidicatedtatintersoftemporalperformance，theotalcarbonemisiosfromgrainproductioeceasd from 90.995 6 million tons in 2011 to84.7373 million tons in 2023，with anaverageannual decline rateof 0.59% . Agricultural inputs and ricecultivationwersigifiantdiersoftisdutiointotalarboeisios.Intsofsatialdiereesaronsofo grainproductioshoedsignificanpositivespatialcoelation，withigvalueareasandlowvalueareaseingdistinctlycusterdWith regardtoegioaldiferencs，theGincofintofcarboemissofromfoodproductiointeYngtzivercoomicBelthadwided significantlyuteenggapetweegiosdeiigated.Tsultsfspaialeasurentsodatitisiegte RiverEconomicBeltwithigherproportofpriaryindustris，igrquaityialidgiculturasvicesndet of hedigitaleconomyhadetercarbonmissoneductionefectsandshowedobviousspatialspillverfects.Basedotecocusiosof thestudyrecomendatiosareadeontegoveaceofcbosionductioinfodproductioitsofpromotinaoate scale of operation，focusing onupgrading production modes，and promoting the development of the digital economy. Keywords：food security; carbon emission; sustainability; Yangtze River Economic Belt; digital economy

粮食安全是关乎国计民生的头等大事。（剩余21160字）