Abstract
Susceptibility of the white grub Cyclocephala signaticollis Burmeister (Coleoptera: Scarabaeidae: Dynastinae) larvae to seven isolates of Beauveria bassiana (Balsamo) Vuillemin, five of Metarhizium anisopliae (Metschnikoff) Sorokin and two of Paecilomyces lilacinus (Thom) Samson (Deuteromycotina: Hyphomycetes) was investigated. Among 14 fungal isolates screened the most virulent was a B. bassiana isolate (Bb 53) that caused 70% mortality of third instar larvae in 40 days after inoculation at 1 × 108 conida/ml. Strains of M. anisopliae and P. lilacinus showed low efficacy or no virulence to the target host.
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Berón, C.M., Diaz, B.M. Pathogenicity of hyphomycetous fungi against Cyclocephala signaticollis. Biocontrol 50, 143–150 (2005). https://doi.org/10.1007/s10526-004-0586-x
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DOI: https://doi.org/10.1007/s10526-004-0586-x