Maximizing the crop wild relative resources available to plant breeders for crop improvement

Crop breeders are currently facing the need to continue increasing crop production to feed the growing human population, while mitigating the negative impacts of climate change on agriculture. Taxonomic and genetic diversity, which includes taxa, genes and alleles that offer novel sources of resista...

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Main Authors: Nigel Maxted, Joana Magos Brehm
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-02-01
Series:Frontiers in Sustainable Food Systems
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fsufs.2023.1010204/full
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author Nigel Maxted
Joana Magos Brehm
author_facet Nigel Maxted
Joana Magos Brehm
author_sort Nigel Maxted
collection DOAJ
description Crop breeders are currently facing the need to continue increasing crop production to feed the growing human population, while mitigating the negative impacts of climate change on agriculture. Taxonomic and genetic diversity, which includes taxa, genes and alleles that offer novel sources of resistance to pests, disease and abiotic factors that affect crop quality and quantity, are a key tool for crop breeders to address these challenges. Lack of access to this diversity is currently limiting crop improvement. This paper focuses on how the breeder's requirement for greater diversity may be met despite the continue challenges of growing human population, and the impacts of climate change. It is argued that gene pool diversity is largely concentrated in crop wild relatives (CWR) and their more active conservation, especially focusing on in situ conservation applications, will enable the breeding challenges to be met. Further, that the science of in situ conservation is only now coming of age but is sufficiently advanced to facilitate the establishment of integrated national, regional, and global in situ CWR conservation networks. For humankind to substantially benefit from the additional adaptive diversity made available through these collaborative networks for CWR in situ conservation for the first time, breeders need to be provided with the critical resources necessary to address the negative impacts of climate changes on food production—therefore promoting greater global food security.
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spelling doaj.art-afc7d62df1ee429c8056184c744a674c2023-02-06T05:56:41ZengFrontiers Media S.A.Frontiers in Sustainable Food Systems2571-581X2023-02-01710.3389/fsufs.2023.10102041010204Maximizing the crop wild relative resources available to plant breeders for crop improvementNigel MaxtedJoana Magos BrehmCrop breeders are currently facing the need to continue increasing crop production to feed the growing human population, while mitigating the negative impacts of climate change on agriculture. Taxonomic and genetic diversity, which includes taxa, genes and alleles that offer novel sources of resistance to pests, disease and abiotic factors that affect crop quality and quantity, are a key tool for crop breeders to address these challenges. Lack of access to this diversity is currently limiting crop improvement. This paper focuses on how the breeder's requirement for greater diversity may be met despite the continue challenges of growing human population, and the impacts of climate change. It is argued that gene pool diversity is largely concentrated in crop wild relatives (CWR) and their more active conservation, especially focusing on in situ conservation applications, will enable the breeding challenges to be met. Further, that the science of in situ conservation is only now coming of age but is sufficiently advanced to facilitate the establishment of integrated national, regional, and global in situ CWR conservation networks. For humankind to substantially benefit from the additional adaptive diversity made available through these collaborative networks for CWR in situ conservation for the first time, breeders need to be provided with the critical resources necessary to address the negative impacts of climate changes on food production—therefore promoting greater global food security.https://www.frontiersin.org/articles/10.3389/fsufs.2023.1010204/fullcrop improvementcrop wild relatives (CWR)ex situ conservationin situ conservationnetworksOther Effective Area-based Conservation Measure (OECM)
spellingShingle Nigel Maxted
Joana Magos Brehm
Maximizing the crop wild relative resources available to plant breeders for crop improvement
Frontiers in Sustainable Food Systems
crop improvement
crop wild relatives (CWR)
ex situ conservation
in situ conservation
networks
Other Effective Area-based Conservation Measure (OECM)
title Maximizing the crop wild relative resources available to plant breeders for crop improvement
title_full Maximizing the crop wild relative resources available to plant breeders for crop improvement
title_fullStr Maximizing the crop wild relative resources available to plant breeders for crop improvement
title_full_unstemmed Maximizing the crop wild relative resources available to plant breeders for crop improvement
title_short Maximizing the crop wild relative resources available to plant breeders for crop improvement
title_sort maximizing the crop wild relative resources available to plant breeders for crop improvement
topic crop improvement
crop wild relatives (CWR)
ex situ conservation
in situ conservation
networks
Other Effective Area-based Conservation Measure (OECM)
url https://www.frontiersin.org/articles/10.3389/fsufs.2023.1010204/full
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