Fig. 1
From: Induced in vitro adaptation for salt tolerance in date palm (Phoenix dactylifera L.) cultivar Khalas
Regression analysis between (A) photosynthesis and stomatal conductance, (B) photosynthesis and mesophyll conductance, (C) internal CO2 concentration and stomatal conductance, (D) internal CO2 concentration and mesophyll conductance, (E) mean Na+ contents and photosynthesis rate and (F) mean K+ contents and stomatal conductance in adapted and non-adapted regenerants of the date palm cv. Khalas