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 4 Log-Rank (Mantel–Cox) test results of Malacosoma neustria larvae exposed to different concentrations of ORP-13 and GOPT-301-2 isolates

Groups	Control		ORP-13 (1 × 10⁶)		ORP-13 (1 × 10⁷)		ORP-13 (1 × 10⁸)		GOPT-301-2 (1 × 10⁶)		GOPT-301-2 (1 × 10⁷)		GOPT-301-2 (1 × 10⁸)
Groups	χ²	p	χ²	p	χ²	p	χ²	p	χ²	p	χ²	p	χ²	p
Log-Rank (Mantel–Cox)
Control			52.4	.000	91.8	.000	187	.000	37.3	.000	123.3	.000	196.3	.000
ORP-13 (1 × 10⁶)	52.4	.000			9.2	.002	62.6	.000	3.5	.006	13.5	.000	46.9	.000
ORP-13 (1 × 10⁷)	91.8	.000	9.2	.002			18.4	.000	26.7	.000	.000	1.0	8.2	.004
ORP-13 (1 × 10⁸)	187	.000	62.6	.000	18.4	.000			129.3	.000	42.4	.000	16.2	.000
GOPT-301-2 (1 × 10⁶)	37.3	.000	3.5	.06	26.7	.000	129.3	.000			38.9	.000	102.4	.000
GOPT-301-2 (1 × 10⁷)	123.3	.000	13.5	.000	.000	1.0	42.4	.000	38.9	.000			15.7	.000
GOPT-301-2 (1 × 10⁸)	196.3	.000	46.9	.000	8.2	.004	16.2	.000	102.4	.000	15.7	.000