Treat

−MPa

Soluble protein

Shoot

%

Root

%

Spike

%

0.0

20.3

100

9.3

100

10.1

100

0.3

18.5

91.1

15.1

162.4

20.5

202.9

0.6

22.9

112.8

15.9

170.9

32.0

316.8

0.9

24.9

122.7

16.5

177.4

38.2

378.2

1.2

26.0

128.1

13.9

149.4

22.7

224.7

1.5

29.0

142.9

13.7

147.3

15.9

157.4

0.0 + Cu 1

30.2

148.8

14.7

158.1

18.4

182.2

0.3 + Cu I

36.3

178.8

14.3

153.8

33.1

327.7

0.6 + Cu I

39.5

194.6

14.8

159.1

34.5

341.6

0.9 + Cu I

25.5

125.6

13.8

148.4

31.2

308.9

1.2 + Cu I

25.8

127.1

12.9

138.7

34.1

337.6

1.5 + Cu I

26.7

131.5

9.5

102.5

36.3

359.4

0.0 + Cu I1

16.6

81.8

5.7

61.2

26.6

263.4

0.3 + Cu II

26.6

131.0

6.9

74.2

22.9

226.7

0.6 + Cu II

20.0

98.5

5.01

53.9

22.0

217.8

0.9 + Cu II

17.9

88.2

2.6

21.5

28.6

283.2

1.2 + Cu II

11.9

58.6

3.0

32.2

31.7

313.9

1.5 + Cu II

10.03

49.4

3.2

34.4

32.1

317.8

L. S. D. 5%

2.0

1.5

2.2