Table 2 Developmental time length, longevity, APOP, TPOP, fecundity of F1 and F4 generations of M. persicae following sublethal neonicotinoids doses.

From: Evaluation of Insecticides induced hormesis on the demographic parameters of Myzus persicae and expression changes of metabolic resistance detoxification genes

Stage durations

Control

Acetamiprid

Imidacloprid

df

F value

P value

F1

F4

F1

F4

1st Instar (N1)

1.06 ± 0.03

1.21 ± 0.06

1.61 ± 0.07*

1.16 ± 0.06

1.18 ± 0.06

4

14.0

<0.001

2nd Instar (N2)

1.47 ± 0.09

1.09 ± 0.04

1.80 ± 0.08*

1.43 ± 0.08

1.32 ± 0.10

4

10.6

<0.001

3rd Instar (N3)

1.33 ± 0.07

1.43 ± 0.11

1.90 ± 0.09*

1.49 ± 0.11

1.82 ± 0.13*

4

6.17

<0.001

4th Instar (N4)

1.72 ± 0.10

1.94 ± 0.13*

1.50 ± 0.08

1.40 ± 0.11

1.62 ± 0.10

4

3.25

0.013

Preadult

5.53 ± 0.10

5.66 ± 0.13

6.95 ± 0.12*

5.47 ± 0.12

5.94 ± 0.13

4

26.4

<0.001

Longevity

14.0 ± 0.14

14.8 ± 0.13*

15.0 ± 0.11*

15.0 ± 0.16*

16.0 ± 0.15*

4

27.1

<0.001

Fecundity/day

2.95 ± 0.04

3.04 ± 0.05

3.12 ± 0.05

3.22 ± 0.04*

3.18 ± 0.04*

4

4.10

0.003

Fecundity

41.1 ± 0.61

44.9 ± 0.64*

46.3 ± 0.72*

48.1 ± 0.57*

50.9 ± 0.62*

4

27.1

<0.001

APOPa

1.09 ± 0.04

1.29 ± 0.10

1.27 ± 0.07

1.37 ± 0.09

1.41 ± 0.08

4

0.61

0.611

TPOPb

6.63 ± 0.10

6.89 ± 0.19

8.27 ± 0.14*

6.86 ± 0.16

7.35 ± 0.17

4

16.3

<0.001

  1. Data presented in table are mean ± SE, while the symbol (*) is used to denote significant difference (P < 0.05). aAdult pre-oviposition period; bTotal pre-oviposition period.
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