Changes in activities of both photosystems and the regulatory effect of cyclic electron flow in field-grown cotton (Gossypium hirsutum L) under water deficit
Keywords: فو; ÎpH; trans-thylakoid proton gradient; ÎΨ; trans-thylakoid membrane potential difference; AN; net CO2 assimilation rate; Ci; intercellular carbon dioxide concentration; CEF; cyclic electron flow; ETR(II); electron transport flow through PSII; ETR(I); el