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Table 3 Effects of six selected bacterial isolates on nematode indices of Meloidogyne javanica on tomato roots in a glasshouse

From: Biocontrol potential of bacterial isolates from vermicompost and earthworm against the root-knot nematode Meloidogyne javanica infecting tomato plants

Treatments

Galls/g root

Egg masses/g root

Eggs/g root

J2s/pot soil

Final population (Pf)

Reproduction factor (Rf)

Rf reduction (%)a

Bacillus megaterium C3

110 bc

127 b

4475 bc

8850 b

38,260 b

6.3 b

47.2

Bacillus safensis VW3

119 bc

117 bc

5825 b

8100 b

32,957 b

5.4 b

54.5

Lysinibacillus fusiformis C1

141 b

67 cd

7875 bc

4500 b

36,798 b

6.1 b

49.2

Lysinibacillus sp. VW6

123 bc

133 b

5525 bc

5850 b

28,730 b

4.7 b

60.3

Pseudomonas resinovorans VW4

72 c

48 d

3738 c

6300 b

24,615 b

4.1 b

66.0

Sphingobacterium daejeonense LV1

122 bc

50 d

5529 bc

6320 b

33,765 b

5.6 b

53.4

Water

251 a

216 a

11,400 a

15,900 a

72,526 a

12.0 a

–

  1. Data are the means of 4 replicates. Values in the same column followed by the same letter(s) are not significantly different (P ≤ 0.05), according to Duncan’s multiple range test
  2. aPercentage of the nematode reproduction factor reduction compared to the control