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Table 5 Effect of PGPR isolates applied as soil drenching and bare root dipping prior transplanting on tomato plant growth infested by M. incognita under protected cultivation

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

Treatments

Shoot length (ft)

Fresh shoot weight (kg)

Soil drenching

Bare root dip

Soil drenching

Bare root dip

2019–2020 Mean ± SE

2020–2021 Mean ± SE

2019–2020 Mean ± SE

2020–2021 Mean ± SE

2019–2020 Mean ± SE

2020–2021 Mean ± SE

2019–2020 Mean ± SE

2020–2021 Mean ± SE

Ba

13.40 ± 0.29b

11.40 ± 0.58

11.80 ± 0.46bc

11.70 ± 0.34b

1.42 ± 0.03bc

1.49 ± 0.04b

1.68 ± 0.17a

1.48 ± 0.07b

Bs

12.90 ± 0.43b

11.80 ± 0.41

12.70 ± 0.37ab

11.00 ± 0.52bc

1.32 ± 0.03c

1.24 ± 0.04c

1.29 ± 0.04b

1.18 ± 0.05c

Pa

13.40 ± 0.24b

12.20 ± 0.51

11.20 ± 0.25c

13.20 ± 0.37a

1.29 ± 0.05c

1.26 ± 0.06bc

1.22 ± 0.06b

1.27 ± 0.02c

Ba + Bs + Pa

13.20 ± 0.72b

12.00 ± 0.65

12.10 ± 0.46abc

13.00 ± 0.35a

1.67 ± 0.18b

1.35 ± 0.12bc

1.29 ± 0.05b

1.19 ± 0.02c

VP

15.20 ± 0.51a

12.80 ± 0.34

12.00 ± 0.35abc

13.10 ± 0.37a

2.12 ± 0.06a

1.97 ± 0.04a

1.84 ± 0.11a

1.82 ± 0.08a

Control

12.80 ± 0.25b

10.60 ± 0.19

  

1.31 ± 0.05c

1.14 ± 0.10c

  

F value

4.428

2.225

3.190

9.565

13.727

15.270

9.206

17.015

CV

6.914

9.506

6.138

6.886

12.916

12.170

13.079

10.476

CD (0.05)

1.230

NS

0.980

1.099

0.260

0.226

0.248

0.186

  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), VP Velum Prime® (500 g a.i./ha) as positive control