Efficacy of Metarhizium brunneum and Beauveria bassiana isolates against the European tent caterpillar, Malacosoma neustria Linnaeus, 1758 (Lepidoptera: Lasiocampidae)

Egyptian Journal of Biological Pest Control

Table 5 Cox regression analysis results of Malacosoma neustria larvae exposed to different concentrations of ORP-13 and GOPT-301-2 isolates

Groups	B	SE	Wald	df	p	Exp(B)	95.0% CI for Exp(B)
Groups	B	SE	Wald	df	p	Exp(B)	Lower	Upper
Control			163.616	6	.000
ORP-13 (1 × 10⁶)	2.620	.470	31.066	1	.000	13.741	5.468	34.530
ORP-13 (1 × 10⁷)	3.239	.465	48.534	1	.000	25.498	10.252	63.418
ORP-13 (1 × 10⁸)	4.019	.464	75.165	1	.000	55.651	22.432	138.060
GOPT-301-2 (1 × 10⁶)	2.236	.474	22.212	1	.000	9.356	3.692	23.711
GOPT-301-2 (1 × 10⁷)	3.240	.463	49.028	1	.000	25.540	10.311	63.258
GOPT-301-2 (1 × 10⁸)	3.676	.462	63.381	1	.000	39.482	15.973	97.591

B Coefficient of regression, SE Standard error, Wald Significance of the regression coefficients, df Degree of freedom, p Significant, Exp(B) Hazard proportion, CI Confidence interval