Related Experiment Video
Updated: May 28, 2026
07:20
Bioprospecting of Extremophilic Microorganisms to Address Environmental Pollution
Published on: December 30, 2021
Nutrient-Driven Modulation of Microbial, Plant, and Rhizosphere Processes for Heavy Metal Remediation
Lixia Wang1, Xiaoping Zang1, Hafiz Faiq Bakhat1,2
1Key Laboratory of Banana Genetic Improvement of Hainan Province, Institute of Tropical Bioscience and Biotechnology, Sanya Research Institute, Chinese Academy of Tropical Agricultural Sciences, Haikou 571101, China.
Plants (Basel, Switzerland)
|May 27, 2026
Summary
Nutrient regulation is key to effective microbial and plant-based heavy metal remediation. Optimizing soil nutrients enhances microbial metabolism and plant uptake for cleaner environments and safer food.
Area of Science:
- Environmental Science
- Bioremediation
- Soil Science
Background:
- Heavy metal pollution poses significant ecological and food safety risks globally.
- Microbial remediation and phytoremediation offer sustainable solutions but are nutrient-dependent.
- Understanding nutrient impacts is crucial for optimizing these eco-friendly remediation strategies.
Purpose of the Study:
- To critically review how nutritional regulation influences microbial and plant-based heavy metal remediation.
- To examine the role of nutrient availability in heavy metal transformation and removal processes.
- To identify effective nutrient management strategies for enhancing soil remediation.
Main Methods:
- Literature review focusing on nutrient regulation in microbial metabolism, plant physiology, and rhizosphere interactions.
- Analysis of factors influencing metal bioavailability, including soil properties and microbial activities.
- Evaluation of interventions like fertilizers, chelating agents, and microbial inoculants (arbuscular mycorrhizal fungi, plant-growth-promoting rhizobacteria).
Main Results:
- Nutrient availability significantly impacts heavy metal bioavailability and plant uptake.
- Amendments like organic matter, fertilizers, and microbial inoculants enhance metal phytostabilization, phytoextraction, and reduction.
- Specific nutrients (phosphate, iron, zinc, manganese) and nitrogen forms (ammonium/nitrate) competitively affect metal uptake and rhizosphere pH.
Conclusions:
- Strategic nutrient management is essential for maximizing the efficiency of microbial and phytoremediation.
- Integrated approaches combining soil amendments and beneficial microbes can significantly improve heavy metal removal.
- Future research integrating multi-omics, cisgenesis, and AI can refine nutrient regulation strategies for evidence-based soil management.
Keywords:
arbuscular mycorrhizal fungimetal chelating agentsmicrobial processesphytoextractionrhizosphereMore Related Videos
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