Table 2 Mean (± SE) concentrations of individual stilbenoids (µg/g FW) in healthy or RKN-infected roots

17.6 ± 6.5

37.3 ± 17.0

12.5 ± 3.6

19.0 ± 4.0

1.521

1.912

0.490

15.5 ± 2.7

75.6 ± 27.8

11.9 ± 2.9

17.6 ± 0.8

4.839*

5.502*

3.756

17.5 ± 4.0

35.0 ± 8.5

36.7 ± 6.0

30.2 ± 18.5

1.588

0.954

4.509

26.4 ± 3.0

36.2 ± 11.8

31.8 ± 1.1

39.9 ± 3.7

0.337

1.709

0.001

301 ± 99

1170 ± 660

105 ± 29

131 ± 43

3.383

1.770

1.567

100 ± 27

738 ± 486

106 ± 13

111 ± 40

1.625

1.737

1.686

216 ± 27

323 ± 151

299 ± 79

192 ± 22

0.078

0.000

1.520

281 ± 88

490 ± 226

204 ± 25

252 ± 14

1.659

1.112

0.434

250 ± 51

265 ± 62

204 ± 44

281 ± 72

0.055

0.512

0.241

255 ± 51

314 ± 67

235 ± 28

228 ± 28

1.211

0.293

0.469

451 ± 59

480 ± 45

408 ± 77

304 ± 36

3.804

0.449

1.393

578 ± 47

307 ± 22

288 ± 26

324 ± 29

17.527**

13.049**

22.154***

11.9 ± 3.8

24.6 ± 9.5

21.8 ± 4.6

27.8 ± 4.3

1.206

2.435

0.309

10.2 ± 1.8

38.3 ± 13.0

23.3 ± 1.7

26.1 ± 1.4

0.005

5.356*

3.620

26.7 ± 7.5

32.0 ± 9.8

51.1 ± 3.7

51.7 ± 1.3

11.509**

0.209

0.133

28.3 ± 5.4

30.0 ± 6.3

52.1 ± 6.9

58.6 ± 17.6

6.430*

0.156

0.054

350 ± 33

212 ± 88

218 ± 63

174 ± 56

1.833

2.092

0.567

267 ± 91

223 ± 23

131 ± 9

181 ± 40

3.024

0.004

0.836

387 ± 55

372 ± 47

274 ± 49

234 ± 27

7.544*

0.360

0.076

379 ± 9

214 ± 51

248 ± 18

331 ± 73

0.022

0.828

7.445*

69.5 ± 10.5

84.6 ± 20.7

182 ± 6

184 ± 40

20.386***

0.135

0.077

61.3 ± 10.2

80.5 ± 18.4

141 ± 19

177 ± 32

17.415***

1.737

0.165

86.0 ± 18.6

127 ± 15

122 ± 13

149 ± 6

4.433

5.890*

0.255

125 ± 18

104 ± 17

162 ± 20

197 ± 43

6.069*

0.070

1.112

247 ± 49

208 ± 26

83.4 ± 16.6

97.0 ± 21.7

20.006***

0.175

0.739

358 ± 30

304 ± 43

103 ± 9

105 ± 13

68.739***

0.930

1.029

363 ± 51

459 ± 28

298 ± 75

204 ± 16

11.045**

0.001

3.911

528 ± 46

312 ± 17

196 ± 14

241 ± 12

57.218***

10.148**

23.936***

33.1 ± 2.4

27.9 ± 5.6

32.7 ± 5.8

36.8 ± 8.1

0.532

0.008

0.631

41.2 ± 5.8

42.1 ± 5.1

62.9 ± 2.9

63.4 ± 4.2

21.407***

0.026

0.003

78.8 ± 5.5

63.2 ± 2.9

82.6 ± 6.9

99.5 ± 16.2

4.615

0.005

3.036

53.3 ± 2.4

61.2 ± 5.5

74.5 ± 6.5

96.1 ± 5.5

28.269***

7.844*

1.661

6.39 ± 1.42

11.2 ± 7.4

148 ± 22

169 ± 24

53.106***

0.411

0.165

6.62 ± 0.90

19.2 ± 4.9

187 ± 9

189 ± 29

101.094***

0.171

0.096

69.8 ± 52.5

11.1 ± 2.8

190 ± 60

219 ± 18

16.031**

0.128

1.155

8.67 ± 1.30

11.3 ± 2.1

216 ± 15

235 ± 1

805.294***

1.923

1.094

246 ± 45

176 ± 19

875 ± 224

1032 ± 300

15.514**

0.053

0.362

352 ± 36

266 ± 41

884 ± 112

879 ± 167

30.134***

0.189

0.149

596 ± 207

439 ± 19

1100 ± 230

1260 ± 120

16.355**

0.000

0.913

423 ± 39

282 ± 20

1140 ± 70

1290 ± 30

388.179***

0.159

16.672**

81.6 ± 17.3

69.7 ± 13.1

8.79 ± 1.36

9.70 ± 2.08

50.634***

0.345

0.468

131 ± 11

104 ± 18

9.81 ± 1.12

12.2 ± 1.9

104.258***

1.334

1.910

113 ± 32

162 ± 10

57.0 ± 38.1

17.3 ± 2.7

15.611**

0.033

3.044

185 ± 19

105 ± 5

17.2 ± 1.4

20.1 ± 1.3

167.010***

15.505**

17.961**