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Table 2 Influence of different concentrations of K. pneumoniae and P. paralactis on food consumption and utilization of S. litura larvae

From: Insecticidal and growth inhibitory activity of gut microbes isolated from adults of Spodoptera litura (Fab.)

Bacteria

Concentrations

(cfu/ml)

RGR (mg mg−1d−1) (Mean± S.E.)

RCR (mg mg−1d−1)

(Mean± S.E.)

ECI (%)

(Mean± S.E.)

ECD (%)

(Mean± S.E.)

AD (%)

(Mean± S.E.)

K. pneumoniae

Control

0.33 ± 0.040b

34.56 ± 0.83c

1.82 ± 0.24b

8.04 ± 0.86b

95.51 ± 1.28c

3.2 × 108

0.23 ± 0.008a

29.02 ± 1.88bc

1.50 ± 0.19ab

8.33 ± 0.93b

91.61 ± 0.37bc

8.2 × 108

0.25 ± 0.006a

27.02 ± 1.01bc

1.31 ± 0.18ab

6.53 ± 0.46ab

91.39 ± 0.81bc

1.9 × 109

0.23 ± 0.01a

18.09 ± 4.26ab

1.24 ± 0.15ab

4.47 ± 0.67a

90.32 ± 1.21b

3.6 × 109

0.25 ± 0.002a

13.58 ± 4.32a

0.89 ± 0.06a

4.45 ± 0.57a

87.18 ± 0.70ab

5.8 × 109

0.22 ± 0.01a

10.51 ± 3.50a

0.88 ± 0.05a

4.45 ± 0.57a

84.66 ± 1.70a

F-value

5.19**

9.90**

4.73**

6.90**

11.69**

P. paralactis

Control

0.33 ± 0.040b

34.56 ± 0.83c

1.82 ± 0.24b

8.04 ± 0.86b

95.51 ± 1.28b

2.4 × 108

0.25 ± 0.010a

33.19 ± 0.61bc

0.83 ± 0.02a

4.15 ± 0.72a

91.76 ± 1.44ab

6.8 × 108

0.25 ± 0.006a

29.02 ± 1.88ab

0.88 ± 0.05a

4.45 ± 0.57a

91.39 ± 0.81ab

1.4 × 109

0.25 ± 0.005a

29.15 ± 0.84ab

0.88 ± 0.01a

4.49 ± 0.31a

91.69 ± 0.65ab

3.2 × 109

0.23 ± 0.017a

27.02 ± 1.01a

0.80 ± 0.04a

4.47 ± 0.67a

90.12 ± 1.17ab

5.0 × 109

0.21 ± 0.010a

27.55 ± 1.23a

0.76 ± 0.02a

3.75 ± 0.39a

84.74 ± 3.57a

F-value

4.88**

7.22**

14.95**

6.39**

3.88**

  1. The values (Mean ± SE) followed by different letters (superscript) with in a column indicate the significant differences at Tukey’s test P ≤ 0.05, **Significant at 1% level