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Table 1 Effects of banana and maize on developmental duration, body weight of S. frugiperda

From: Fitness of the fall armyworm Spodoptera frugiperda to a new host plant, banana (Musa nana Lour.)

Developmental stage

Developmental duration (d)

Body weight (mg)

Banana

Maize

Banana

Maize

1st instar larva

4.42 ± 0.06*

2.12 ± 0.03

0.53 ± 0.01

0.54 ± 0.02

2nd instar larva

5.40 ± 0.06*

2.35 ± 0.04

3.75 ± 0.13

9.46 ± 0.40*

3rd instar larva

6.56 ± 0.11*

2.33 ± 0.03

12.50 ± 0.25

29.96 ± 0.53*

4th Instar larva

6.12 ± 0.10*

2.71 ± 0.05

37.29 ± 0.71

67.14 ± 1.47*

5th instar larva

7.87 ± 0.09*

4.46 ± 0.04

137.95 ± 2.06

181.12 ± 3.02*

6th instar larva

8.62 ± 0.10*

4.96 ± 0.05

276.57 ± 4.15

496.08 ± 10.23*

7th instar larva

11.27 ± 0.14

—

377.67 ± 4.94

—

8th instar larva

14.71 ± 0.21

—

453.56 ± 7.03

—

Larva

64.94 ± 0.35*

18.93 ± 0.07

—

—

Pre-pupa

2.38 ± 0.06*

1.58 ± 0.04

—

—

Pupa

11.91 ± 0.12*

11.50 ± 0.08

132.02 ± 2.72

242.01 ± 23.87*

Progeny egg

2.84 ± 0.05

2.76 ± 0.04

—

—

  1. Mean ± (SE) follow by asterisk indicates significant differences in the same row of data for the same index (P < 0.05, U-test) and short horizontal line indicates that no data is available