Cultivars

Treatments

Root length (cm)

Root diameter (mm)

Root fresh mass (mg)

Root dry mass (mg)

yy18-1

CK

5.87 ± 0.58 a

5.36 ± 0.19 a

78.06 ± 3.28 a

30.88 ± 2.56 a

T1

5.44 ± 0.17 ab

5.13 ± 0.27 ab

72.40 ± 4.78 ab

28.60 ± 1.77 ab

T2

5.21 ± 0.24 b

5.06 ± 0.35 bc

57.03 ± 5.46 b

25.18 ± 0.98 bc

T3

4.69 ± 0.35 bc

4.88 ± 0.41 cd

39.10 ± 3.24 c

22.88 ± 2.35 c

T4

4.00 ± 0.31 c

4.38 ± 0.58 d

36.26 ± 5.37 c

19.32 ± 3.41 d

yy12-7

CK

4.40 ± 0.42 a

4.68 ± 0.62 a

57.63 ± 6.54 a

17.72 ± 2.87 a

T1

3.95 ± 0.25 ab

4.10 ± 0.33 ab

50.97 ± 7.86 a

15.92 ± 2.05 ab

T2

3.59 ± 0.19 b

3.92 ± 0.06 b

31.64 ± 3.28 b

13.82 ± 1.25 b

T3

3.21 ± 0.08 c

3.56 ± 0.18 c

27.99 ± 2.59 bc

9.51 ± 0.94 c

T4

2.91 ± 0.16 c

3.34 ± 0.26 c

25.54 ± 4.24 c

4.45 ± 0.86 d