Table 1. Cu contents in xylem vessels and cell walls in the roots of O. glazioviana and E. haichowensis seedlings after 0 or 50 μM Cu treatment for 3 days.

Species	Cu content in vessel (Wt %)		Cu content in cell wall (Wt %)
	Control	50 μM	Control	50 μM
O. glazioviana	17.91±0.83	19.61±1.03	72.51±3.13	90.92±4.15
E. haichowensis	34.05±1.75	54.33±2.44	73.68±3.57	95.64±4.69