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Table 1 Immature developmental stages (days ± SE) (from egg to adult) and adult longevity (mean ± SE) of Fall Armyworm on rice and maize hosts

From: Development and demographic parameters of Fall Armyworm (Spodoptera frugiperda J.E. Smith) when feeding on rice (Oryza sativa)

Host

Sex

Na

Developmental period in days (egg–adult)

Adult longevity

Rice

Female

32

34.52 ± 0.367

9.71 ± 0.294

Male

23

35.88 ± 0.312

8.50 ± 0.301

Maize

Female

26

27.37 ± 0.201

12.46 ± 0.547

Male

19

30.73 ± 0.395

10.45 ± 0.383

Statistics for female

  

F = 0.3309, df = 31,  = 0.004

F = 2.8734, df = 31, p = 0.009

Statistics for male

  

F = 1.60, df = 25, p = 0.146

F = 1.33, df = 25, p = 0.5043

  1. The experiment was conducted at 27 °C ± 2 °C and 65% ± 5% RH in a greenhouse
  2. a Number of insects tested