Effect of compression of green wood chips on conidial germination and colonization of a biopulping fungus, phanerochaete chrysosporium

Yi Ru Chen, Elmer L. Schmidt, Kurt K. Olsen

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Compression and baling of green wood ships inoculated with a biopulping fungus Phanerochaete chrysosporium has produced pulps with increased strength properties and reduced energy inputs without the need for steaming of chips or specialized bioreactor conditions. Use of a contact-agar method to study spore germination has shown that compression of green wood enhances rates of sapwood colonization by two strains of this white-rot fungus. This response was verified by SEM observation and is thought to occur as a result of parenchyma death during chip compression. The colonization of this fungus on softwood chips was also improved as a result of compression.

Original languageEnglish (US)
Pages (from-to)18-26
Number of pages9
JournalWood and Fiber Science
Volume30
Issue number1
StatePublished - Dec 1 1998

Keywords

  • Aspen
  • Balsam fir
  • Biopulping
  • Colonization
  • Compression-baling
  • Contact-agar method
  • Germination
  • Jack pine
  • Parenchyma cells
  • Phanerochaete chrysosporium
  • SEM

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