Conidia production by Beauveria bassiana (for the biocontrol of a diamondback moth) during solid-state fermentation in a packed-bed bioreactor

  • S. W. Kang
  • , S. H. Lee
  • , C. S. Yoon
  • , S. W. Kim*
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    24 Citations (Scopus)

    Abstract

    Conidia of Beauveria bassiana CS-1, which have the potential for the control of the diamondback moth (Plutella xylostella), were produced by solid-state fermentation (SSF) using a packed-bed bioreactor with rice straw and wheat bran. As the packing density and the bed height were increased, the production of conidia decreased. In a packed-bed bioreactor under no aeration and no addition of polypropylene (PP) foam (control), the total average of conidia was 4.9 × 108 g-1. The production of conidia was affected more by the addition of PP foam as an inert support than forced aeration and was approx. 23 times higher than that of the control. The total average of conidia produced by B. bassiana was 1.1-1.2 × 1010 g-1.

    Original languageEnglish
    Pages (from-to)135-139
    Number of pages5
    JournalBiotechnology letters
    Volume27
    Issue number2
    DOIs
    Publication statusPublished - 2005 Jan

    Bibliographical note

    Funding Information:
    This study was supported by Rural Development Administration (RDA), Korea.

    Keywords

    • Beauveria bassiana
    • Packed-bed bioreactor
    • Polypropylene foam
    • Solid-state fermentation

    ASJC Scopus subject areas

    • Biotechnology
    • Bioengineering
    • Applied Microbiology and Biotechnology

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