Above and belowground traits impacting transpiration decline during soil drying in 48 maize (Zea mays L.) genotypes.
Tina KoehlerCarolin SchaumShu-Yin TungFranziska SteinerNicolas TyborskiAndreas J WildAsegidew AkaleJohanna PauschTillmann LüdersSebastian WolfrumCarsten W MuellerAlix VidalWouter K VahlJennifer GrothBarbara EderMutez A AhmedAndrea CarminatiPublished in: Annals of botany (2022)
Our results demonstrate the importance of belowground hydraulics for stomatal regulation and hence drought responsiveness during soil drying. Furthermore, this finding supports the hypothesis that stomata start to close when soil hydraulic conductivity drops at the root-soil interface.