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Isolation and characterization of two entomopathogenic fungi attackingDiaphorina citri (Homoptera, Psylloidea) in Indonesia

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Mycoscience

Abstract

In an attempt to suppress the propagation of citrus greening disease in Indonesia, we explored pathogens ofDiaphorina citri which vectors the disease. At two orange orchards, manyD. citri adults were found to be dead and covered with fungal mycelia. Two fungi,Paecilomyces fumosoroseus andHirsutella citriformis, were consistently isolated from the infected insects. Molecular phylogeny of their 18S rDNA sequences showed that they belong to the ascomycetous clade of the Clavicipitales/Hypocreales, which embraces many entomopathogenic fungi. When healthy adults ofD. citri were inoculated with conidia of theP. fumosoroseus, the insects died within 6 d.

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Correspondence to Takema Fukatsu.

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Subandiyah, S., Nikoh, N., Sato, H. et al. Isolation and characterization of two entomopathogenic fungi attackingDiaphorina citri (Homoptera, Psylloidea) in Indonesia. Mycoscience 41, 509–513 (2000). https://doi.org/10.1007/BF02461672

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  • DOI: https://doi.org/10.1007/BF02461672

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