Fig. 2. Xylem sap volume collected for continuous 24 h (A) and Na+ concentration
in the xylem sap (B) of plant treated with 91 mM NaCl for 30 days. The xylem
Sap was collected 1 cm above the graft union () and 2 cm below the graft union
(), respectively. Represented plants are: ungrafted cucumber (Cs) and pumpkin
(Cm); self-grafted cucumber (Cs/Cs) and pumpkin (Cm/Cm); cucumber grafted onto
pumpkin (Cs/Cm), and pumpkin grafted onto cucumber (Cm/Cs). Data represent the
mean
±
SE (n = 3). Different letters indicate significant differences between treatments
using Tukey’s least significant difference at p < 0.05 level.