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Genetic Erosion of Crop Populations in Centers of Diversity: A Revision

Stephen B. Brush

in Farmers' Bounty: Locating Crop Diversity in the Contemporary World

Published in print:
2004
Published Online:
October 2013
ISBN:
9780300100495
eISBN:
9780300130140
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300100495.003.0007
Subject:
Environmental Science, Environmental Studies

This chapter discusses the issue of genetic erosion, and attempts to deconstruct the history of this scientific and agricultural policy problem. The threat of genetic erosion helped spur a large ... More


The Ecology of Crop Diversity

Stephen B. Brush

in Farmers' Bounty: Locating Crop Diversity in the Contemporary World

Published in print:
2004
Published Online:
October 2013
ISBN:
9780300100495
eISBN:
9780300130140
Item type:
chapter
Publisher:
Yale University Press
DOI:
10.12987/yale/9780300100495.003.0008
Subject:
Environmental Science, Environmental Studies

This chapter, which discusses problems on genetic erosion and offers a theoretical framework to improve understanding of genetic erosion, suggests two ecological models that might serve to generate ... More


Are there populations suffering genetic erosion that would benefit from augmented gene flow?

Richard Frankham, Jonathan D. Ballou, Katherine Ralls, Mark D. B. Eldridge, Michele R. Dudash, Charles B. Fenster, Robert C. Lacy, and Paul Sunnucks

in Genetic Management of Fragmented Animal and Plant Populations

Published in print:
2017
Published Online:
September 2017
ISBN:
9780198783398
eISBN:
9780191826313
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198783398.003.0011
Subject:
Biology, Biodiversity / Conservation Biology

Having identified small geographically and genetically isolated populations, we need to determine whether they are suffering genetic erosion, and if so, whether there are any other populations to ... More


Are there populations suffering genetic erosion that would benefit from gene flow?

Richard Frankham, Jonathan D. Ballou, Katherine Ralls, Mark D. B. Eldridge, Michele R. Dudash, Charles B. Fenster, Robert C. Lacy, and Paul Sunnucks

in A Practical Guide for Genetic Management of Fragmented Animal and Plant Populations

Published in print:
2019
Published Online:
November 2019
ISBN:
9780198783411
eISBN:
9780191826337
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198783411.003.0007
Subject:
Biology, Biodiversity / Conservation Biology, Evolutionary Biology / Genetics

Evidence of population structure and limited gene flow often leads to the questionable conclusion that populations should be managed as separate unit. A paradigm shift is needed where evidence of ... More


Determining the number and location of genetically differentiated population fragments

Richard Frankham, Jonathan D. Ballou, Katherine Ralls, Mark D. B. Eldridge, Michele R. Dudash, Charles B. Fenster, Robert C. Lacy, and Paul Sunnucks

in Genetic Management of Fragmented Animal and Plant Populations

Published in print:
2017
Published Online:
September 2017
ISBN:
9780198783398
eISBN:
9780191826313
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198783398.003.0010
Subject:
Biology, Biodiversity / Conservation Biology

The number and geographic location of genetically differentiated populations must be identified to determine if fragmented populations require genetic management. Clustering of related genotypes to ... More


Conservation Beyond Protected Areas

Charles Perrings

in Conservation: Economics, Science, and Policy

Published in print:
2021
Published Online:
May 2021
ISBN:
9780190613600
eISBN:
9780190613648
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190613600.003.0012
Subject:
Economics and Finance, Public and Welfare

Chapter 12 considers the conservation problem outside of protected areas, and how it reflects the principles described earlier. Topics addressed include the conservation of endangered wild species in ... More


The Brave New Worlds of Agricultural Technoscience: Changing Perspectives, Recurrent Themes, and New Research Directions in Agro-Food Studies

David Goodman

in Engineering Trouble: Biotechnology and Its Discontents

Published in print:
2003
Published Online:
March 2012
ISBN:
9780520237612
eISBN:
9780520937499
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520237612.003.0010
Subject:
History, History of Science, Technology, and Medicine

This chapter presents some reflections on the main theoretical approaches to agricultural biotechnologies (ABTs) in agro-food studies, and a discussion of critical engagement with the “new” ... More


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