Related Experiment Video
Updated: Jun 27, 2025
08:16
Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity
Published on: March 13, 2014
18.8K
Time-dependent interaction modification generated from plant-soil feedback.
Heng-Xing Zou1, Xinyi Yan2, Volker H W Rudolf1
1Program in Ecology and Evolutionary Biology, Department of BioSciences, Rice University, Houston, Texas, USA.
Ecology Letters
|May 3, 2024
Summary
Species arrival timing influences higher-order interactions, affecting community composition and plant coexistence. Understanding these temporal dynamics is key to predicting ecological community behavior.
Area of Science:
- Ecology
- Community Ecology
- Theoretical Ecology
Background:
- Species interactions are modified by community composition, leading to emergent dynamics.
- Higher-order interactions are prevalent but their link to species arrival timing remains unclear.
Purpose of the Study:
- To investigate how the timing of species' arrival influences higher-order interactions.
- To explore the role of germination phenology and microbiome overlap in mediating plant interactions and coexistence.
Main Methods:
- Generated population dynamics using a mechanistic plant-soil feedback model.
- Applied a general theoretical framework to analyze time-dependent interaction modifications.
- Investigated the influence of microbiome overlap and specificity on plant coexistence.
Main Results:
- Modification of pairwise plant interactions by a third plant is dependent on its germination phenology.
- Time-dependent interaction modifications arise from concurrent changes in plant and microbe populations.
- Microbiome overlap and specificity significantly impact plant coexistence.
Conclusions:
- Germination phenology is a critical factor in mediating higher-order interactions.
- Integrating temporal shifts in species interactions is essential for predicting community dynamics.
- The developed framework is broadly applicable to systems with time-dependent interaction modifications.
Related Concept Videos
02:45Biological Clocks and Seasonal Responses
34.6K
The circadian—or biological—clock is an intrinsic, timekeeping, molecular mechanism that allows plants to coordinate physiological activities over 24-hour cycles called circadian rhythms. Photoperiodism is a collective term for the biological responses of plants to variations in the relative lengths of dark and light periods. The period of light-exposure is called the photoperiod.
34.6K
02:45Responses to Heat and Cold Stress
13.5K
Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
13.5K
01:10Transcription
146.9K
Overview
Transcription is the process of synthesizing RNA from a DNA sequence by RNA polymerase. It is the first step in producing a protein from a gene sequence. Additionally, many other proteins and regulatory sequences are involved in the proper synthesis of messenger RNA (mRNA). Regulation of transcription is responsible for the differentiation of all the different types of cells and often for the proper cellular response to environmental signals.
Transcription Can Produce Different Kinds...
Transcription is the process of synthesizing RNA from a DNA sequence by RNA polymerase. It is the first step in producing a protein from a gene sequence. Additionally, many other proteins and regulatory sequences are involved in the proper synthesis of messenger RNA (mRNA). Regulation of transcription is responsible for the differentiation of all the different types of cells and often for the proper cellular response to environmental signals.
Transcription Can Produce Different Kinds...
146.9K
02:41Responses to Drought and Flooding
10.7K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
10.7K
02:12Short-distance Transport of Resources
16.0K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
16.0K
02:02Responses to Salt Stress
13.1K
Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.
13.1K