Effect of elevated CO2 on peanut performance in a semi-arid production region
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Keywords
Elevated carbon dioxide
Peanut
Developmental stages
Water-deficit stress
Photosynthetic downregulation
Carbon source-sink
Abbreviations
EC
Elevated atmospheric carbon dioxide concentration (µmol CO2 mol−1 air)
AC
Ambient atmospheric carbon dioxide concentration (µmol CO2 mol−1 air)
Asat
single leaf light saturated net assimilation rate (µmol CO2 m−2 s−1)
C
intercellular CO2 concentration (µmol CO2 mol air−1)
E
transpiration (mmol H2O m-2 s−1)
gs
stomatal conductance (mol H2O m−2 s−1)
TE
transpiration efficiency (A/E)
Amax
light and CO2-saturated maximum photosynthetic rate without stomatal resistance
Jmax
maximum rate of photosynthetic electron transport per leaf area (μmol m−2 s−1)
Vcmax
the maximum rate of Rubisco-mediated carboxylation per leaf area (μmol m−2 s−1)
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© 2021 The Authors. Published by Elsevier B.V.