品种

PEG-6000浓度

定根系长度(cm)

根系条数(条)

幼苗高度(cm)

根系鲜重(g)

幼苗鲜重(g)

萌发抗旱指数

NT2

CK

20.12 ± 3.31aA

3.98 ± 0.77aA

13.35 ± 1.78aA

1.15 ± 0.29aA

0.57 ± 1.14aA

4%

19.70 ± 3.17aA

3.83 ± 0.75abA

12.90 ± 1.52abA

1.00 ± 0.26abAB

0.53 ± 0.14aA

0.58 ± 0003aA

6%

17.93 ± 3.30abA

3.67 ± 0.52abA

10.55 ± 2.29bcA

0.80 ± 0.17bcABC

0.47 ± 0.21aA

0.58 ± 0.01aA

7.5%

16.57 ± 2.40bA

3.33 ± 0.82abA

9.63 ± 4.16cAB

0.76 ± 0.09cBC

0.45 ± 0.13aAB

0.37 ± 0.03bB

8.75%

12.11 ± 7.44cB

2.33 ± 0.52cB

6.03 ± 2.07dB

0.59 ± 0.10cC

0.21 ± 0.08bB

0.16 ± 0.04cC

TN1

CK

19.56 ± 1.88aA

4.35 ± 1.35aA

15.88 ± 1.78aA

0.98 ± 0.09aA

0.68 ± 0.24aA

4%

18.67 ± 1.76aA

4.17 ± 1.33abA

15.30 ± 1.86abA

0.81 ± 0.07bB

0.60 ± 0.24aAB

0.71 ± 0.05aA

6%

13.65 ± 3.39bB

3.67 ± 0.52abAB

14.53 ± 3.72abA

0.75 ± 0.14cB

0.39 ± 0.07bBC

0.61 ± 0.07bA

7.5%

11.98 ± 2.08bBC

2.83 ± 0.98bcAB

12.63 ± 0.37bAB

0.73 ± 0.07cB

0.34 ± 0.13bC

0.36 ± 0.01cB

8.75%

9.48 ± 0.9cC

1.67 ± 1.03cB

9.17 ± 2.67cB

0.49 ± 0.04dC

0.33 ± 0.18bC

0.12 ± 0.04dC

TN3

CK

15.11 ± 2.68aA

5.02 ± 0.57aA

21.89 ± 4.33aA

0.81 ± 0.06aA

0.72 ± 0.09aA

4%

14.67 ± 2.66abA

4.50 ± 0.55aB

20.72 ± 4.32aA

0.76 ± 0.05aAB

0.66 ± 0.06aAB

0.51 ± 0.07aA

6%

12.36 ± 3.05bcAB

3.33 ± 0.82bC

18.28 ± 0.77bB

0.62 ± 0.11bB

0.65 ± 0.03aAB

0.36 ± 0.02bB

7.5%

11.92 ± 2.15cAB

3.00 ± 2.37bC

17.82 ± 2.32bB

0.45 ± 0.03cC

0.48 ± 0.07bBC

0.36 ± 0.01bB

8.75%

10.13 ± 0.92cB

1.00 ± 0.63cD

10.83 ± 1.81cC

0.42 ± 0.11cC

0.36 ± 0.17bC

0.26 ± 0.04cB

TN4

CK

23.88 ± 3.15aA

4.85 ± 0.53aA

18.21 ± 2.16aA

0.91 ± 0.09aA

0.52 ± 0.11aA

4%

22.70 ± 3.13aA

4.67 ± 0.52aAB

16.27 ± 2.02aA

0.81 ± 0.07aAB

0.46 ± 0.09aAB

0.75 ± 0.03aA

6%

18.85 ± 1.78bAB

4.33 ± 0.82aAB

9.42 ± 2.00bB

0.75 ± 0.14bBC

0.37 ± 0.19bBC

0.38 ± 0.03bB

7.5%

14.33 ± 5.55cB

3.50 ± 0.55bBC

8.78 ± 0.79bB

0.73 ± 0.07bcBC

0.35 ± 0.03bC

0.33 ± 0.04bB

8.75%

14.27 ± 7.38cB

3.00 ± 0.00bC

8.42 ± 0.60bB

0.49 ± 0.04cC

0.34 ± 0.20bC

0.09 ± 0.04cC