年份

处理

根系活力

根总数

最长根长

根干重

叶片数

叶干重

SPAD值

Age

(年)

Treatment

Root activity

(μg/g·h)

Roots number

(条/株)

The longest root length

(cm)

Root dry weight

(g/株)

Number of leaves

(片/株)

Leaf dry weight

(g/株)

SPAD value

2015

CK

415.3 ± 14.3b

387.3 ± 5.3b

27.3 ± 0.53a

0.043 ± 0.005b

8.4 ± 0.3b

0.36 ± 0.01b

25.9 ± 0.19b

T1

447.8 ± 12.3a

423.7 ± 7.8a

23.7 ± 0.78b

0.055 ± 0.007a

9.6 ± 0.2a

0.48 ± 0.02a

30.7 ± 0.45a

2016

CK

434.2 ± 10.3b

368.5 ± 6.8b

25.8 ± 0.42a

0.038 ± 0.004b

7.2 ± 0.2b

0.32 ± 0.01b

23.2 ± 0.16b

T1

468.9 ± 11.4a

398.4 ± 5.2a

21.6 ± 0.78b

0.045 ± 0.005a

8.9 ± 0.3a

0.39 ± 0.01a

28.7 ± 0.25a