Diameter of the stem (mm)

Treatments

V5 03/06/15

V8 26/06/15

V9-VT 15/07/15

VT-R0 05/08/15

R1-R2 26/08/15

AP

8.4 ± 0.8 a¹

17.9 ± 0.80 b

22.3 ± 1.36 a

18.8 ± 1.46 a

21.3 ± 0.88 a

BT5

9.1 ± 0.8 a

18.8 ± 0.73 b

22.6 ± 2.01 a

19.1 ± 1.68 a

20.1 ± 0.76 a

NCQ30

8.5 ± 0.7 a

18.3 ± 0.67 b

20.9 ± 1.74 a

20.0 ± 1.52 a

21.0 ± 0.73 a

BNCQ5

8.9 ± 0.9 a

14.3 ± 1.60 ab

22.3 ± 1.26 a

18.5 ± 1.22 a

20.2 ± 0.60 a

BNC5

8.6 ± 0.7 a

14.8 ± 1.32 ab

21.4 ± 1.87 a

18.5 ± 1.60 a

21.1 ± 1.34 a

BNC15

8.8 ± 0.8 a

14.4 ± 1.57 ab

21.9 ± 0.68 a

18.8 ± 1.03 a

20.9 ± 0.80 a

BNC30

8.7 ± 0.7 a

14.9 ± 1.85 ab

21.1 ± 1.38 a

18.8 ± 1.49 a

18.9 ± 1.35 a

NC50

7.6 ± 0.3 a

14.8 ± 0.36 ab

20.9 ± 1.18 a

18.5 ± 1.19 a

18.5 ± 0.98 a

NC75

8.1 ± 0.6 a

16.5 ± 1.72 ab

23.5 ± 2.30 a

20.7 ± 1.01 a

21.3 ± 0.84 a

NC100

8.3 ± 0.8 a

11.4 ± 0.65 a

20.6 ± 1.67 a

18.0 ± 2.03 a

20.5 ± 0.85 a