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Plant-soil feedback under drought: does history shape the future?
Franciska de Vries1, Jennifer Lau2, Christine Hawkes3
1Institute for Biodiversity and Ecosystem Dynamics, University of Amsterdam, Amsterdam, The Netherlands.
Trends in Ecology & Evolution
|March 27, 2023
Summary
Drought impacts plant-soil feedback (PSF) by influencing plant traits and microbial communities. Plants and microbes with shared drought history show more positive PSF under future drought conditions.
Area of Science:
- Ecology
- Plant Science
- Microbial Ecology
Background:
- Plant-soil feedback (PSF) significantly shapes plant community composition.
- The influence of drought on PSF is not well understood.
- Drought impacts plant traits and microbial communities, affecting plant-soil interactions.
Purpose of the Study:
- To develop a conceptual framework for drought's role in PSF.
- To investigate how drought history affects plant-microbe interactions and PSF.
- To guide future research on drought and PSF dynamics.
Main Methods:
- Conceptual framework development.
- Comparison of experimental studies with and without shared plant-microbial drought history.
- Consideration of plant traits, drought severity, and historical precipitation.
Main Results:
- Plants and microbes with a shared drought history are hypothesized to exhibit more positive PSF under subsequent drought.
- Drought history influences the strength and direction of PSF.
- Plant traits and historical precipitation are key factors in drought-mediated PSF.
Conclusions:
- Future research must incorporate plant-microbial co-occurrence and co-adaptation to understand drought's impact on PSF.
- Precipitation history of both plants and microbes is crucial for accurate modeling of PSF under drought.
- A deeper understanding of drought's role in PSF is essential for predicting plant community responses to climate change.
Keywords:
climate changedroughteco-evo mechanismsmicrobial community compositionmycorrhizapathogensplant traitsplant–soil feedbacksoil microbesMore Related Videos
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