Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology

Roots play an essential function in the plant life cycle, as they utilize water and essential nutrients to promote growth and plant productivity. In particular, root morphology characteristics (such as length, diameter, hairs, and lateral growth) and the architecture of the root system (spatial conf...

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Main Authors: Pooja Tripathi, Sangita Subedi, Abdul Latif Khan, Yong-Suk Chung, Yoonha Kim
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/10/5/885
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author Pooja Tripathi
Sangita Subedi
Abdul Latif Khan
Yong-Suk Chung
Yoonha Kim
author_facet Pooja Tripathi
Sangita Subedi
Abdul Latif Khan
Yong-Suk Chung
Yoonha Kim
author_sort Pooja Tripathi
collection DOAJ
description Roots play an essential function in the plant life cycle, as they utilize water and essential nutrients to promote growth and plant productivity. In particular, root morphology characteristics (such as length, diameter, hairs, and lateral growth) and the architecture of the root system (spatial configuration in soil, shape, and structure) are the key elements that ensure growth and a fine-tuned response to stressful conditions. Silicon (Si) is a ubiquitous element in soil, and it can affect a wide range of physiological processes occurring in the rhizosphere of various crop species. Studies have shown that Si significantly and positively enhances root morphological traits, including root length in rice, soybean, barley, sorghum, mustard, alfalfa, ginseng, and wheat. The analysis of these morphological traits using conventional methods is particularly challenging. Currently, image analysis methods based on advanced machine learning technologies allowed researchers to screen numerous samples at the same time considering multiple features, and to investigate root functions after the application of Si. These methods include root scanning, endoscopy, two-dimensional, and three-dimensional imaging, which can measure Si uptake, translocation and root morphological traits. Small variations in root morphology and architecture can reveal different positive impacts of Si on the root system of crops, with or without exposure to stressful environmental conditions. This review comprehensively illustrates the influences of Si on root morphology and root architecture in various crop species. Furthermore, it includes recommendations in regard to advanced methods and strategies to be employed to maintain sustainable plant growth rates and crop production in the currently predicted global climate change scenarios.
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spelling doaj.art-932404192bb44492ad47be50e7c674e02023-11-21T17:29:14ZengMDPI AGPlants2223-77472021-04-0110588510.3390/plants10050885Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping TechnologyPooja Tripathi0Sangita Subedi1Abdul Latif Khan2Yong-Suk Chung3Yoonha Kim4Department of Applied Biosciences, Kyungpook National University, Daegu 41566, KoreaDepartment of Applied Biosciences, Kyungpook National University, Daegu 41566, KoreaNatural & Medical Sciences Research Center, University of Nizwa, Nizwa 616, OmanFaculty of Bioscience and Industry, College of Applied Life Science, SARI, Jeju National University, Jeju 63243, KoreaDepartment of Applied Biosciences, Kyungpook National University, Daegu 41566, KoreaRoots play an essential function in the plant life cycle, as they utilize water and essential nutrients to promote growth and plant productivity. In particular, root morphology characteristics (such as length, diameter, hairs, and lateral growth) and the architecture of the root system (spatial configuration in soil, shape, and structure) are the key elements that ensure growth and a fine-tuned response to stressful conditions. Silicon (Si) is a ubiquitous element in soil, and it can affect a wide range of physiological processes occurring in the rhizosphere of various crop species. Studies have shown that Si significantly and positively enhances root morphological traits, including root length in rice, soybean, barley, sorghum, mustard, alfalfa, ginseng, and wheat. The analysis of these morphological traits using conventional methods is particularly challenging. Currently, image analysis methods based on advanced machine learning technologies allowed researchers to screen numerous samples at the same time considering multiple features, and to investigate root functions after the application of Si. These methods include root scanning, endoscopy, two-dimensional, and three-dimensional imaging, which can measure Si uptake, translocation and root morphological traits. Small variations in root morphology and architecture can reveal different positive impacts of Si on the root system of crops, with or without exposure to stressful environmental conditions. This review comprehensively illustrates the influences of Si on root morphology and root architecture in various crop species. Furthermore, it includes recommendations in regard to advanced methods and strategies to be employed to maintain sustainable plant growth rates and crop production in the currently predicted global climate change scenarios.https://www.mdpi.com/2223-7747/10/5/885image analysisroot morphologyroot system architectureroot traitssilicon
spellingShingle Pooja Tripathi
Sangita Subedi
Abdul Latif Khan
Yong-Suk Chung
Yoonha Kim
Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology
Plants
image analysis
root morphology
root system architecture
root traits
silicon
title Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology
title_full Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology
title_fullStr Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology
title_full_unstemmed Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology
title_short Silicon Effects on the Root System of Diverse Crop Species Using Root Phenotyping Technology
title_sort silicon effects on the root system of diverse crop species using root phenotyping technology
topic image analysis
root morphology
root system architecture
root traits
silicon
url https://www.mdpi.com/2223-7747/10/5/885
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