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Table 2 Effects of simulated global warming scenarios on number of days to development at each stage, survival rate to adult, and adult longevity and lifespan 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

 Hatchability (%)

129

96.9 ± 1.5 a

176

94.3 ± 1.7 a

231

93.1 ± 1.7 a

 Egg

51

8.0 ± 0.0 a

66

7.8 ± 0.1 a

61

5.7 ± 0.1 b

 Larva

47

2.3 ± 0.1 a

62

2.2 ± 0.1 a

61

2.7 ± 0.1 b

 Protonymph

44

2.9 ± 0.1 a

59

2.0 ± 0.1 b

59

1.7 ± 0.1 c

 Deutonymph

43

3.0 ± 0.1 a

57

3.3 ± 0.1 b

58

2.1 ± 0.1 c

 Egg-to-adult

43

16.1 ± 0.1 a

57

15.3 ± 0.1 b

58

12.2 ± 0.1 c

 Survival rate (%)

77

90.6 ± 3.3 a

77

87.0 ± 3.8 a

80

89.6 ± 3.4 a

 Longevity

36

18.2 ± 1.6 a

51

17.3 ± 1.0 a

45

10.2 ± 1.0 b

 Lifespan

41

31.5 ± 1.8 a

57

30.2 ± 1.3 a

51

21.1 ± 0.9 b

July

 Hatchability (%)

112

98.2 ± 1.3 a

106

99.1 ± 0.9 a

104

98.1 ± 1.3 a

 Egg

65

4.7 ± 0.1 a

60

4.3 ± 0.1 b

58

3.3 ± 0.1 c

 Larva

65

2.3 ± 0.1 a

60

2.1 ± 0.1 b

58

1.9 ± 0.1 c

 Protonymph

65

2.0 ± 0.0 a

58

1.8 ± 0.1 b

57

1.4 ± 0.1 c

 Deutonymph

64

1.9 ± 0.1 a

58

1.8 ± 0.1 a

54

1.8 ± 0.1 a

 Egg-to-adult

64

11.0 ± 0.1 a

58

10.0 ± 0.1 b

54

8.5 ± 0.1 c

 Survival rate (%)

75

96.9 ± 2.0 a

74

96.4 ± 2.2 a

76

92.9 ± 2.9 a

 Longevity

61

13.9 ± 0.9 a

54

17.1 ± 0.8 b

50

16.1 ± 1.1 ab

 Lifespan

62

24.7 ± 0.9 a

58

25.9 ± 1.0 a

54

23.2 ± 1.2 a

August

 Hatchability (%)

207

96.6 ± 1.3 a

146

93.8 ± 2.0 a

310

91.3 ± 1.6 a

 Egg

68

4.0 ± 0.0 a

60

3.8 ± 0.1 a

62

3.4 ± 0.1 b

 Larva

68

2.0 ± 0.0 a

56

1.4 ± 0.1 b

59

1.4 ± 0.1 b

 Protonymph

67

1.2 ± 0.1 a

42

1.7 ± 0.1 b

56

1.2 ± 0.1 a

 Deutonymph

65

2.1 ± 0.1 a

42

1.4 ± 0.1 b

52

1.2 ± 0.1 b

 Egg-to-adult

65

9.2 ± 0.1 a

42

8.4 ± 0.1 b

52

7.2 ± 0.1 c

 Survival rate (%)

78

92.9 ± 2.9 a

67

86.8 ± 4.1 a

78

79.6 ± 4.6 a

 Longevity

48

15.5 ± 1.0 a

37

15.5 ± 1.0 a

50

8.4 ± 0.5 b

 Lifespan

51

23.5 ± 1.1 a

42

21.7 ± 1.3 a

62

13.5 ± 0.7 b

  1. Data are mean ± SEM, in days unless noted otherwise. Values with the same letter in rows are not significantly different (P > 0.05)