Skip to main content

Table 2 Probit analysis data on mortality time of Xylosandrus germanus females after applications of two conidial concentrations of Beauveria bassiana TR-217 isolate on hazelnut branches and beetle females

From: Efficacy of native isolates of Metarhizium anisopliae and Beauveria bassiana against the invasive ambrosia beetle, Xylosandrus germanus Blandford (Coleoptera: Curculionidae: Scolytinae)

Variables

1 × 106 conidia ml−1

1 × 108 conidia ml−1

On branch

On insect

On branch

On insect

LT50 (95% fiducial limit)

8.38 (7.17–11.50) a*

9.57 (7.84–15.56) a

5.96 (5.32–6.85) b

6.03 (5.41–6.87) b

LT90 (95% fiducial limit)

16.78 (12.02–37.58) a

20.30 (13.37–63.78) a

11.79 (9.50–17.45) a

10.80 (8.91–15.38) a

Slope ± SE

4.24 ± 0.92 a

3.92 ± 0.95 a

4.32 ± 0.69 a

5.06 ± 0.78 a

Regression equation

y = − 3.92 + 4.24x

y = − 3.85 + 3.92x

y = − 3.35 + 4.32x

y = − 3.95 + 5.06x

χ 2

36.89

23.95

29.61

40.78

D f

38

38

38

38

Heterogeneity

0.97

0.63

0.78

1.07

  1. *Within rows, means followed by the same lower case letters do not differ significantly