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Manipulating Agaricus bisporus developmental patterns by passaging microbial communities in complex substrates.

Fabricio Rocha Vieira1,2, Isako Di Tomassi1,2, Eoin O'Connor1,2

  • 1Department of Plant Pathology and Environmental Microbiology, The Pennsylvania State University, University Park , Pennsylvania, USA.

Microbiology Spectrum
|October 13, 2023
PubMed
Summary

Passaging microbial communities in edible mushroom (Agaricus bisporus) cultivation alters bacterial communities and mushroom development timing. This research aids in developing sustainable farming practices for improved yield and quality.

Keywords:
Agaricus bisporuscasingcompostdevomemicrobiome manipulationpeat moss

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Area of Science:

  • Mycology
  • Microbiology
  • Agricultural Science

Background:

  • Agaricus bisporus is a key commercial edible mushroom.
  • Optimizing its yield and quality requires understanding developmental patterns.
  • Microbial community manipulation is a potential strategy for this optimization.

Purpose of the Study:

  • To investigate the effects of passaging microbial communities in compost or casing on Agaricus bisporus cultivation.
  • To observe changes in mushroom developmental patterns and bacterial communities.
  • To explore sustainable cultivation practices.

Main Methods:

  • Substrates (compost or casing) were subjected to microbial community passaging.
  • Bacterial communities within the substrates were analyzed.
  • Mushroom developmental patterns, specifically fruiting body formation timing, were monitored.

Main Results:

  • Passaging led to enriched microbial communities in the substrates.
  • Significant shifts in bacterial communities were observed after several passages.
  • Alterations in mushroom developmental patterns, including the timing of fruiting body formation, were noted.

Conclusions:

  • Microbial community passaging influences Agaricus bisporus development.
  • Understanding these microbial interactions can lead to enhanced cultivation strategies.
  • This approach offers potential for more efficient and sustainable mushroom farming.