Skip to main content

Table 4 Effects of simulated global warming scenarios on life-table parameters of Tetranychus evansi

From: Impact of global warming scenarios on life-history traits of Tetranychus evansi (Acari: Tetranychidae)

Parameter

Global warming scenario

n

Current

n

RCP2.6

n

RCP8.5

June

 R0

41

72.2 ± 8.8 a

59

73.3 ± 6.5 a

55

39.3 ± 5.0 b

 T

23.9 ± 0.3 a

22.2 ± 0.2 b

17.8 ± 0.3 c

 rm

0.178 ± 0.004 a

0.193 ± 0.004 ab

0.205 ± 0.006 b

 λ

1.195 ± 0.006 a

1.213 ± 0.004 ab

1.228 ± 0.007 b

 Dt

3.9 ± 0.1 a

3.6 ± 0.1 ab

3.4 ± 0.1 b

July

 R0

67

70.1 ± 5.8 a

59

93.6 ± 6.5 b

53

90.6 ± 8.8 ab

 T

17.3 ± 0.3 a

16.7 ± 0.1 a

15.1 ± 0.2 b

 rm

0.245 ± 0.005 a

0.272 ± 0.004 b

0.298 ± 0.006 c

 λ

1.278 ± 0.006 a

1.312 ± 0.005 b

1.347 ± 0.008 c

 Dt

2.8 ± 0.1 a

2.6 ± 0.0 b

2.3 ± 0.0 c

August

 R0

58

73.9 ± 6.0 a

43

77.5 ± 7.5 a

75

30.1 ± 3.4 b

 T

16.4 ± 0.2 a

15.3 ± 0.1 b

12.9 ± 0.1 c

 rm

0.262 ± 0.004 a

0.283 ± 0.006 b

0.264 ± 0.008 ab

 λ

1.300 ± 0.006 a

1.328 ± 0.008 b

1.302 ± 0.011 ab

 Dt

2.6 ± 0.0 a

2.4 ± 0.1 b

2.6 ± 0.1 ab

  1. Data are mean ± SEM. Values with the same letter in rows are not significantly different at P < 0.05 by using paired bootstrap test
  2. R0, net reproductive rate; T, generation time; rm, intrinsic rate of population increase; λ, finite rate of population increase; Dt, population doubling time