Rhizosphere Soil

Rhizosphere soil is the narrow zone of soil directly influenced by plant roots, where chemical, physical, and biological interactions strongly affect plant growth and ecosystem function. Roots release exudates such as sugars, organic acids, and amino acids that alter nutrient availability and recruit microorganisms, while microbial activity can transform nutrients and influence root health. In environmental sciences, studying rhizosphere soil helps explain nutrient cycling, soil fertility, carbon dynamics, and plant responses to pollutants or environmental stress. This knowledge supports sustainable agriculture, ecosystem restoration, phytoremediation, and strategies for managing beneficial plant–microbe interactions.

Rhizosphere Soil - Related Videos

Research

JoVE Journal - Biology

An Approach to Constructing Multispecies Biofilm Communities from Rhizosphere Soil

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Cited by 2 •

2024

A rapid and standardized procedure for establishing synergistic multispecies biofilm communities from various rhizosphere soils is presented here. It is a unique protocol designed to probe and simulate the complex rhizosphere soil microbiota.

High-throughput Siderophore Screening from Environmental Samples: Plant Tissues, Bulk Soils, and Rhizosphere Soils

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Cited by 8 •

2019

We present a protocol for rapid screening of environmental samples for siderophore potential contributing to micronutrient bioavailability and turnover in terrestrial systems.

Utilizing Soil Density Fractionation to Separate Distinct Soil Carbon Pools

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Cited by 3 •

2022

Soil density fractionation separates soil organic matter into distinct pools with differing stabilization mechanisms, chemistries, and turnover times. Sodium polytungstate solutions with specific densities allow the separation of free particulate organic matter and mineral-associated organic matter, resulting in organic matter fractions suitable for describing the soil response to management and climate change.

Education

JoVE Science Education - Environmental Sciences

Visualizing Soil Microorganisms via the Contact Slide Assay and Microscopy

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2023

Source: Laboratories of Dr. Ian Pepper and Dr. Charles Gerba - The University of Arizona Demonstrating Author: Bradley Schmitz Soil comprises the thin layer at the earth’s surface, containing biotic and abiotic factors that contribute to life. The abiotic portion includes inorganic particles ranging in size and shape that determine the soil’s texture. The biotic portion incorporates plant residues, roots, organic matter, and microorganisms. Soil microbe abundance and diversity is expansive, as...

Research

JoVE Journal - Environment
Free Sample

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

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Cited by 136 •

2018

Excavation of plant roots from the field as well as processing of samples into endosphere, rhizosphere, and soil are described in detail, including DNA extraction and data analysis methods. This paper is designed to enable other laboratories to use these techniques for the study of soil, endosphere, and rhizosphere microbiomes.

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