In vitro pathogenicity of the fungi Beauveria bassiana and Lecanicillium lecanii at different temperatures against the whitefly, Bemisia tabaci (Genn.) (Hemiptera: Aleyrodidae)

Egyptian Journal of Biological Pest Control

Table 4 Factorial analysis of variance of mortality of Bemisia tabaci bioassayed with the binary combinations (conidia + filtrate) of two strains of Beauveria bassiana and one strain of Lecanicillium lecanii

Source	DF	SS	MS	F value	p value
Fungus	3	1333.99	444.663	950.02	≤ 0.001
Days	3	1196.14	398.712	851.85	≤ 0.001
Temperature	3	151.91	50.638	108.19	≤ 0.001
Fungus × days	9	363.33	40.369	86.25	≤ 0.001
Fungus × temperature	9	53.65	5.961	12.74	≤ 0.001
Days × temperature	9	28.70	3.189	6.81	≤ 0.001
Fungus × days × temperature	27	18.69	0.692	1.48	0.0578
Error	576	269.60	0.468
Total	639	3416.00
CV/GM	24.88/2.75

*p < 0.001 (highly significant) three-way factorial analysis of variance (ANOVA) at α = 0.05. DF degree of freedom, SS sum of squares, MS mean sum of squares, F F-statistic, CV coefficient of variation, GM grand mean