Treat. −MPa	Soluble sugar
Treat. −MPa	Shoot	%	Root	%	Spike	%
0.0	200	100	20.4	100	95.5	100
0.3	190	95	20.0	98.0	128.9	134.9
0.6	158.9	74.7	19.8	97.1	141.9	148.9
0.9	142.7	67.1	32.6	159.8	154.9	162.2
1.2	159.8	75.2	40.7	199.5	116.2	121.7
1.5	159.9	75.2	48.8	239.2	57.2	59.9
0.0 + Cu 1	234.3	110.2	33.4	163.7	118.2	123.8
0.3 + Cu I	230.3	115	58.7	287.8	225.2	235.8
0.6 + Cu I	240	120	71.8	351.9	104.3	109.2
0.9 + Cu I	230	115	32.6	159.8	105.6	109.9
1.2 + Cu I	235.4	117.5	31.2	152.9	146.2	153.0