Page 220 - 《水资源与水工程学报》2023年第3期
P. 220
2 1 6 & ' ( ) & * + , - 2023 $
spike-stemratioandroot-shootratio.Waterstresshadlittleeffectonthedistributioncoefficientof
stem ,leafandrootatearlystage,butatlaterstage,waterstressincreasedthedistributioncoefficientof
stem,leafandroot,anddecreasedthedistributioncoefficientofspike.Waterstressreducedthetransfer
rateofvegetativeorgans.Onthewhole ,thefittingaccuracyofthetwomethodsareveryclosetoeach
other,butthedistributioncoefficientsimulationmethodismoreclosetotheactualsituation,whichshows
thatthemechanismofthedistributioncoefficientmethodismoreplausible.
Keywords:photosynthate;distributioncoefficientmethod;distributionindexmethod;cropgrowthsimu
lation ;waterstress;maize
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