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Table 2 Instar preference and feeding potential of the predator, Rhynocoris marginatus on fall armyworm

From: Biology and predation potential of the hemipteran predator, Rhynocoris marginatus (Fab., 1794) on the fall armyworm, Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae)

Instar of the predator

Preferred instar of the Spodoptera frugiperda (%)

Feeding potential (total consumed)

Per day consumption

I instar

II (69.70)*

11.94 ± 1.55e

1.38 ± 0.15e

II instar

II (79.30)

16.65 ± 1.30de

1.76 ± 0.14bcd

III instar

III (49.80)

18.47 ± 2.44de

1.69 ± 0.63d

IV instar

III (69.80)

19.9 ± 2.34d

1.74 ± 0.23 cd

V instar

IV (69.70)

31.00 ± 2.79c

2.02 ± 0.20a

Male

V (59.50)

158.55 ± 9.75b

1.86 ± 0.10abc

Female

V (69.10)

184.95 ± 14.69a

1.93 ± 0.11ab

Df (between)

 

6

6

Df (within)

 

54

54

F value

 

4.13

3.92

P value

 

 < 0.001

 < 0.001

  1. Means ± SD in the same column following same letter do not significantly differ by Tukey’s HSD (P < 0.05)
  2. *Percent preferred instar of the Spodoptera frugiperda