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Table 3 Effect of PGPR isolates applied as soil drenching and bare root dipping prior transplanting on tomato plant growth infested by M. incognita in pot experiment under polyhouse condition

From: Nematicidal potential of plant growth-promoting rhizobacteria against Meloidogyne incognita infesting tomato under protected cultivation

Treatments

Shoot length (cm)

Fresh shoot weight (g)

Root length (cm)

Fresh root weight (g)

Soil drenching Mean ± SE

Bare root dip Mean ± SE

Soil drenching Mean ± SE

Bare root dip Mean ± SE

Soil drenching Mean ± SE

Bare root dip Mean ± SE

Soil drenching Mean ± SE

Bare root dip Mean ± SE

Ba

158.50 ± 4.03a

148.75 ± 2.10b

223.75 ± 2.63ab

218.50 ± 1.32a

27.50 ± 0.65b

24.25 ± 1.18bc

29.73 ± 0.94a

30.15 ± 0.38a

Bs

165.00 ± 4.42a

151.75 ± 4.07ab

227.75 ± 5.02a

214.75 ± 3.07a

27.25 ± 1.44b

26.00 ± 0.82b

30.04 ± 1.03a

29.98 ± 0.18a

Pa

153.50 ± 6.38a

144.25 ± 4.40b

224.25 ± 2.06ab

220.00 ± 2.89a

25.50 ± 0.96b

23.00 ± 0.71c

28.60 ± 1.39a

30.64 ± 1.13a

Ba + Bs + Pa

165.00 ± 3.49a

158.50 ± 2.40a

226.50 ± 2.90a

217.00 ± 3.94a

28.00 ± 1.08b

29.25 ± 1.18a

29.31 ± 0.78a

30.48 ± 0.32a

VP

154. 25 ± 3.20a

152.25 ± 1.89ab

210.75 ± 1.25b

208.75 ± 3.75ab

30.75 ± 0.85a

26.75 ± 1.11ab

30.40 ± 0.85a

31.29 ± 0.77a

UTIC

120.25 ± 3.35c

167.50 ± 8.29d

21.75 ± 0.75c

31.10 ± 0.82b

F value

16.652

17.328

23.298

16.459

8.616

7.655

9.062

20.618

CV

5.458

4.329

4.351

4.494

6.961

7.279

6.533

4.542

CD (0.05)

12.054

9.189

13.507

13.630

2.742

2.719

2.771

1.969

  1. Data shown correspond to the mean of four replicates ± SE. Means with the same alphabet letters on each columns are not significantly (P < 0.05) different
  2. CD critical difference, CV coefficient of variation, SE standard error. Treatment details: Ba Bacillus amyloliquefaciens DSBA 11; Bs Bacillus subtilis DTBS 5, Pa Pantoea agglomerans; Ba + Bs + Pa (Consortium), UTIC Untreated nematode inoculated control, VP Velum Prime® (500 g a.i./ha) as positive control