
Exogenously applied spermidine alleviates photosynthetic inhibition under drought stress in maize (Zea mays L.) seedlings associated with changes in endogenous polyamines and phytohormones
Keywords: Drought stress; Endogenous polyamines; Endogenous phytohormones; Maize (Zea mays L.); Photosynthetic characteristics; Spermidine; ABA; abscisic acid; Ca; atmospheric CO2 concentration; Ci; intracellular CO2 concentration; Car; carotenoids; Chl a; chloroph