Egyptian Journal of Biological Pest Control

Table 1 Mortality % among larvae of the RPW R. ferrugineus treated with different concentrations of B. bassiana conidiospores and resulted pupae

From: Efficacy of the fungus Beauveria bassiana (Balsamo) Vuillemin on the red palm weevil Rhynchophorus ferrugineus Olivier (Coleoptera: Curculionidae) larvae and adults under laboratory conditions

	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20
6 × 10² Y	0	4	11	20	44	60	80	100
O	0	0	0	4	15	30	33	45	45	45	45	0^*					100
6 × 10³ Y	0	5	12	26	49	65	88	100
O	0	0	0	4	20	35	46	46	46	46	0^*						100
6 × 10⁴ Y	0	8	14	35	50	82	100
O	0	0	4	8	22	35	45	51	52	0^*							100
6 × 10⁵ Y	0	11	29	36	45	66	100
O	0	0	2	15	30	44	55	56	58	0^*						100
6 × 10⁶ Y	0	44	81	100
O	0	0	14	20	38	52	65	65	70	0^*					100
6 × 10⁷ Y	0	48	83	100
O	0	0	18	28	44	60	70	75	75	0^*					100
Control Y	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
O	0	0	0	0	0	0	0	0	0	0^*	0^*	0^*	0^*	0^*	0^*	0^*	0^*

Y young larvae (L₃), O older larvae (L₇)
*Pupated in a cocoon

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