Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple

The development of rootstocks with a high-quality dwarf-type root system is a popular research topic in the apple industry. However, the precise breeding of rootstocks is still challenging, mainly because the root system is buried deep underground, roots have a complex life cycle, and research on ro...

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Main Authors: Zhou Zhou, Lei Zhang, Jing Shu, Mengyu Wang, Han Li, Huairui Shu, Xiaoyun Wang, Qinghua Sun, Shizhong Zhang
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/11/11/1408
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author Zhou Zhou
Lei Zhang
Jing Shu
Mengyu Wang
Han Li
Huairui Shu
Xiaoyun Wang
Qinghua Sun
Shizhong Zhang
author_facet Zhou Zhou
Lei Zhang
Jing Shu
Mengyu Wang
Han Li
Huairui Shu
Xiaoyun Wang
Qinghua Sun
Shizhong Zhang
author_sort Zhou Zhou
collection DOAJ
description The development of rootstocks with a high-quality dwarf-type root system is a popular research topic in the apple industry. However, the precise breeding of rootstocks is still challenging, mainly because the root system is buried deep underground, roots have a complex life cycle, and research on root architecture has progressed slowly. This paper describes ideas for the precise breeding and domestication of wild apple resources and the application of key genes. The primary goal of this research is to combine the existing rootstock resources with molecular breeding and summarize the methods of precision breeding. Here, we reviewed the existing rootstock germplasm, high-quality genome, and genetic resources available to explain how wild resources might be used in modern breeding. In particular, we proposed the ‘from genotype to phenotype’ theory and summarized the difficulties in future breeding processes. Lastly, the genetics governing root diversity and associated regulatory mechanisms were elaborated on to optimize the precise breeding of rootstocks.
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spelling doaj.art-018650ddba434b4db5caa20372879cbd2023-11-23T14:38:09ZengMDPI AGPlants2223-77472022-05-011111140810.3390/plants11111408Root Breeding in the Post-Genomics Era: From Concept to Practice in AppleZhou Zhou0Lei Zhang1Jing Shu2Mengyu Wang3Han Li4Huairui Shu5Xiaoyun Wang6Qinghua Sun7Shizhong Zhang8State Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaCollege of Forestry Engineering, Shandong Agriculture and Engineering University, Jinan 250100, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaState Key Laboratory of Crop Biology, Shandong Agricultural University, Tai’an 271018, ChinaThe development of rootstocks with a high-quality dwarf-type root system is a popular research topic in the apple industry. However, the precise breeding of rootstocks is still challenging, mainly because the root system is buried deep underground, roots have a complex life cycle, and research on root architecture has progressed slowly. This paper describes ideas for the precise breeding and domestication of wild apple resources and the application of key genes. The primary goal of this research is to combine the existing rootstock resources with molecular breeding and summarize the methods of precision breeding. Here, we reviewed the existing rootstock germplasm, high-quality genome, and genetic resources available to explain how wild resources might be used in modern breeding. In particular, we proposed the ‘from genotype to phenotype’ theory and summarized the difficulties in future breeding processes. Lastly, the genetics governing root diversity and associated regulatory mechanisms were elaborated on to optimize the precise breeding of rootstocks.https://www.mdpi.com/2223-7747/11/11/1408apple germplasm resourcesgenomicsprecise breeding
spellingShingle Zhou Zhou
Lei Zhang
Jing Shu
Mengyu Wang
Han Li
Huairui Shu
Xiaoyun Wang
Qinghua Sun
Shizhong Zhang
Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple
Plants
apple germplasm resources
genomics
precise breeding
title Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple
title_full Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple
title_fullStr Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple
title_full_unstemmed Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple
title_short Root Breeding in the Post-Genomics Era: From Concept to Practice in Apple
title_sort root breeding in the post genomics era from concept to practice in apple
topic apple germplasm resources
genomics
precise breeding
url https://www.mdpi.com/2223-7747/11/11/1408
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