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Table 3 Median lethal time (LT50) values of BGF14 and BCA32 isolates of Beauveria bassiana against Tetranychus urticae adults

From: Effects of local isolates of Beauveria bassiana (Balsamo) Vuillemin on the two-spotted spider mite, Tetranychus urticae (Koch) (Acari: Tetranychidae)

EPFa

Fungal conidial conc./ml

χ2

df

Slope±SE

LT50 (days)

95% Confidence intervals

BGF14

105

6.48

33

1.602 ± 0.466

7.73

6.10–15.00

106

12.93

33

2.389 ± 0.482

5.84

5.08–7.23

107

16.35

33

2.002 ± 0.457

6.09

5.20–8.08

108

15.11

33

1.648 ± 0.495

2.14

0.71–2.95

BCA32

105

6.57

21

2.839 ± 0.577

4.27

3.62–4.90

106

7.18

21

2.847 ± 0.763

3.29

2.41–3.77

107

11.36

21

2.615 ± 0.571

3.01

2.13–3.58

108

8.48

21

1.946 ± 0.573

2.23

0.84–3.00

  1. Entomopathogenic fungi