Search Results - "Griggs, Michael H."

Virulence of commercial strains of Beauveria bassiana and Metarhizium brunneum (Ascomycota: Hypocreales) against adult Xylosandrus germanus (Coleoptera: Curculionidae) and impact on brood by Castrillo, Louela A., Griggs, Michael H., Ranger, Christopher M., Reding, Michael E., Vandenberg, John D.

“…Broods produced by Xylosandrus germanus foundresses sprayed with Beauveria bassiana GHA (A) or Metarhizium brunneum F52 (B). Fungal infection was evidenced by…”
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Competition between biological control fungi and fungal symbionts of ambrosia beetles Xylosandrus crassiusculus and X. germanus (Coleoptera: Curculionidae): Mycelial interactions and impact on beetle brood production by Castrillo, Louela A., Griggs, Michael H., Vandenberg, John D.

“…[Display omitted] •Ambrosia beetles cultivate fungal symbionts in their galleries for food.•Biocontrol fungi were tested against symbionts of invasive ambrosia…”
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Granulate ambrosia beetle, Xylosandrus crassiusculus (Coleoptera: Curculionidae), survival and brood production following exposure to entomopathogenic and mycoparasitic fungi by Castrillo, Louela A., Griggs, Michael H., Vandenberg, John D.

“…Female Xylosandrus crassiusculus infected with Beauveria bassiana strain GHA. [Display omitted] •Xylosandrus crassiusculus is susceptible to Beauveria bassiana…”
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Brood Production by Xylosandrus germanus (Coleoptera: Curculionidae) and Growth of Its Fungal Symbiont on Artificial Diet Based on Sawdust of Different Tree Species by Castrillo, Louela A, Griggs, Michael H, Vandenberg, John D

“…The ambrosia beetle Xyhsandrus germanus (Blanford) (Coleoptera: Curculionidae) is among the most important exotic pests of orchards and nurseries in the United…”
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Assessing deposition and persistence of Beauveria bassiana GHA (Ascomycota: Hypocreales) applied for control of the emerald ash borer, Agrilus planipennis (Coleoptera: Buprestidae), in a commercial tree nursery by Castrillo, Louela A., Griggs, Michael H., Liu, Houping, Bauer, Leah S., Vandenberg, John D.

“…Determining the deposition and field persistence of mycoinsecticides is essential in the development of effective and economical application strategies,…”
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Characterization of Beauveria bassiana (Ascomycota: Hypocreales) isolates associated with Agrilus planipennis (Coleoptera: Buprestidae) populations in Michigan by Castrillo, Louela A., Bauer, Leah S., Liu, Houping, Griggs, Michael H., Vandenberg, John D.

“…Earlier research in Michigan on fungal entomopathogens of the emerald ash borer (EAB), a major invasive pest of ash trees, resulted in the isolation of…”
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Susceptibility of two hymenopteran parasitoids of Agrilus planipennis (Coleoptera: Buprestidae) to the entomopathogenic fungus Beauveria bassiana (Ascomycota: Hypocreales) by Dean, Kimberly M., Vandenberg, John D., Griggs, Michael H., Bauer, Leah S., Fierke, Melissa K.

“…[Display omitted] ► Synergistic biocontrol of EAB with parasitoids and B. bassiana fungus. ► EAB parasitoids S. agrili, T. planipennisi, and O. agrili. ► EAB…”
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Quantitative detection of Beauveria bassiana GHA (Ascomycota: Hypocreales), a potential microbial control agent of the emerald ash borer, by use of real-time PCR by Castrillo, Louela A., Griggs, Michael H., Vandenberg, John D.

“…Accurate monitoring of an introduced, mass-released microbial control agent is essential in evaluating its persistence and in designing application strategies…”
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Mortality and reduced brood production in walnut twig beetles, Pityophthorus juglandis (Coleoptera: Curculionidae), following exposure to commercial strains of entomopathogenic fungi Beauveria bassiana and Metarhizium brunneum by Castrillo, Louela A., Mayfield, Albert E., Griggs, Michael H., Camp, Robert, Mudder, Bryan, Taylor, Adam, Vandenberg, John D.

“…[Display omitted] •Walnut twig beetle is associated with thousand cankers disease of walnuts.•Beetles vector the fungal pathogen Geosmithia morbida.•Numerous…”
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