Root Systems

Root systems are the underground networks of roots that anchor plants, absorb water and mineral nutrients, and interact with surrounding soil, making them essential to plant growth and ecosystem function. Their architecture develops through root apical meristems that produce primary and lateral roots, while root hairs increase surface area and directional growth responds to gravity, moisture, and nutrient availability. In biology, studying root systems helps explain plant development, soil stabilization, nutrient cycling, drought responses, and symbioses such as mycorrhizal associations. This knowledge supports crop improvement and sustainable management of water and soil resources.

Root Systems - Related Videos

Research

JoVE Journal - Biology

Multipronged Phenotyping Approaches to Characterize Sugarcane Root Systems

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Cited by 1 •

2022

Characterizing root system traits is one of the areas of research that is still in its infancy, particularly in sugarcane. Integrating multiple approaches to precisely phenotype sugarcane roots leads to comprehensive and holistic results, enabling the utilization of identified traits and mechanisms for conventional and molecular breeding.

Education

JoVE Core - Electrical Engineering

Root Loci for Positive-Feedback Systems

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2024

The Hartley oscillator is a positive feedback system that sustains oscillations by feeding the output back to the input in phase, thereby reinforcing the signal. Positive feedback systems can be viewed as negative feedback systems with inverted feedback signals. In these systems, the root locus encompasses all points on the s-plane where the angle of the system transfer function equals 360 degrees. The construction rules for the root locus in positive feedback systems are similar to those in...

Lateral Root Inducible System in Arabidopsis and Maize

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Cited by 8 •

2016

The Lateral Root Inducible System (LRIS) allows for synchronous induction of lateral roots and is presented for Arabidopsis thaliana and maize.

Extracting Metrics for Three-dimensional Root Systems: Volume and Surface Analysis from In-soil X-ray Computed Tomography Data

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Cited by 2 •

2016

A methodology for obtaining visual and quantitative root structure information from X-ray computed tomography data acquired in-soil is presented.

Research

JoVE Journal - Bioengineering
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Time-lapse Fluorescence Imaging of Arabidopsis Root Growth with Rapid Manipulation of The Root Environment Using The RootChip

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Cited by 43 •

2012

This article provides a protocol for cultivation of Arabidopsis seedlings in the RootChip, a microfluidic imaging platform that combines automated control of growth conditions with microscopic root monitoring and FRET-based measurement of intracellular metabolite levels.

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