Table 1 Growth and morphological parameters were determined with both rootstocks in all treatments (different nitrogen forms and Fe supply levels)

3309 C

N1A0 / +Fe

104.8 ± 29.8 b

395.85 ± 90.3 ab

3.74 ± 1.1 b

8.93 ± 3.2 a

2.95 ± 0.6 ab

1.00 ± 0.3 a

0.027 ± 0.01 ab

0.090 ± 0.03 a

N1A0 / -Fe

83.8 ± 22.3 b

345.51 ± 120.8 ab

2.99 ± 0.8 b

7.45 ± 2.2 a

1.07 ± 0.3 b

0.92 ± 0.1 a

0.020 ± 0.01 b

0.111 ± 0.03 a

N1A1 / +Fe

152.0 ± 13.1 a

408.21 ± 46.1 b

5.42 ± 0.5 a

10.92 ± 1.8 a

3.83 ± 1.0 a

1.11 ± 0.2 a

0.034 ± 0.01 a

0.074 ± 0.01 a

N1A1 / -Fe

96.9 ± 13.8 b

347.69 ± 64.6 a

3.46 ± 0.5 b

8.13 ± 1.6 a

2.45 ± 0.9 ab

1.08 ± 0.4 a

0.026 ± 0.01 ab

0.099 ± 0.02 a

Welch-ANOVA

F(3, 8.582) = 16.670, p = 0.001

* F(3, 40.119) = 4.570, p = 0.008

F(3, 8.566) = 16.744, p = 0.001

F(3, 8.701) = 2.671, p = 0.113

F(3, 7.474) = 12.019, p = 0.003

F(3, 8.376) = 1.037, p = 0.425

F(3, 8.736) = 3.607, p = 0.060

F(3, 7.704) = 4.183, p = 0.049

Fercal

N1A0 / +Fe

59.3 ± 18.0 a

262.91 ± 61.4 b

2.12 ± 0.6 a

9.33 ± 2.5 ab

1.43 ± 0.6 b

0.59 ± 0.3 b

0.013 ± 0.01 ab

0.070 ± 0.01 a

N1A0 / -Fe

45.5 ± 9.0 a

319.93 ± 58.3 ab

1.63 ± 0.3 a

7.09 ± 0.9 b

1.55 ± 0.1 b

0.48 ± 0.3 b

0.005 ± 0.00 b

0.082 ± 0.04 a

N1A1 / +Fe

96.1 ± 30.0 a

368.68 ± 115.1 a

3.43 ± 1.1 a

7.95 ± 2.3 b

2.70 ± 1.0 ab

0.84 ± 0.2 b

0.012 ± 0.01 ab

0.075 ± 0.01 a

N1A1 / -Fe

119.4 ± 42.0 a

385.21 ± 98.6 a

4.26 ± 1.5 a

13.28 ± 0.9 a

4.65 ± 1.0 a

2.12 ± 0.6 a

0.024 ± 0.00 a

0.113 ± 0.02 a

Welch-ANOVA

* F(3, 7.025) = 5.227, p = 0.033

F(3, 29.856) = 6.564, p = 0.002

* F(3, 6.976) = 4.989, p = 0.037

F(3, 4.739) = 22.969, p = 0.003

F(3, 3.977) = 7.461, p = 0.041

F(3, 5.977) = 5.683, p = 0.035

* F(3, 5.017) = 33.376, p = 0.001

F(3, 5.294) = 3.065, p = 0.124