Crop genetic erosion: understanding and responding to loss of crop diversity

CK Khoury, S Brush, DE Costich, HA Curry… - New …, 2022 - Wiley Online Library
Crop diversity underpins the productivity, resilience and adaptive capacity of agriculture.
Loss of this diversity, termed crop genetic erosion, is therefore concerning. While alarms …

Importance of landraces in cereal breeding for stress tolerance

D Marone, MA Russo, A Mores, DBM Ficco, G Laidò… - Plants, 2021 - mdpi.com
The renewed focus on cereal landraces is a response to some negative consequences of
modern agriculture and conventional breeding which led to a reduction of genetic diversity …

Toward an evolved concept of landrace

F Casañas, J Simó, J Casals, J Prohens - Frontiers in plant science, 2017 - frontiersin.org
The term “landrace” has generally been defined as a cultivated, genetically heterogeneous
variety that has evolved in a certain ecogeographical area and is therefore adapted to the …

Genetic erosion in crops: concept, research results and challenges

M Van de Wouw, C Kik, T van Hintum… - Plant genetic …, 2010 - cambridge.org
The loss of variation in crops due to the modernization of agriculture has been described as
genetic erosion. The current paper discusses the different views that exist on the concept of …

Conservation and use of Latin American maize diversity: Pillar of nutrition security and cultural heritage of humanity

F Guzzon, LW Arandia Rios, GM Caviedes Cepeda… - Agronomy, 2021 - mdpi.com
Latin America is the center of domestication and diversity of maize, the second most
cultivated crop worldwide. In this region, maize landraces are fundamental for food security …

Comparing three different methods to detect selective loci using dominant markers

A Pérez‐Figueroa, MJ García‐Pereira… - Journal of …, 2010 - academic.oup.com
We carried out a simulation study to compare the efficiency of three alternative programs
(dfdist, detseld and bayescan) to detect loci under directional selection from genome‐wide …

[图书][B] Divergence with genetic exchange

ML Arnold - 2015 - books.google.com
The study of genetic exchange resulting from natural hybridization, horizontal gene transfer,
and viral recombination has long been marked by controversy between researchers holding …

Linkage disequilibrium and population structure in wild and domesticated populations of Phaseolus vulgaris L.

M Rossi, E Bitocchi, E Bellucci, L Nanni… - Evolutionary …, 2009 - Wiley Online Library
Together with the knowledge of the population structure, a critical aspect for the planning of
association and/or population genomics studies is the level of linkage disequilibrium (LD) …

Genetic variation and risks of introgression in the wild Coffea arabica gene pool in south‐western Ethiopian montane rainforests

R Aerts, G Berecha, P Gijbels, K Hundera… - Evolutionary …, 2013 - Wiley Online Library
The montane rainforests of SW Ethiopia are the primary centre of diversity of Coffea arabica
and the origin of all Arabica coffee cultivated worldwide. This wild gene pool is potentially …

Genetic diversity and selection signatures in maize landraces compared across 50 years of in situ and ex situ conservation

FD McLean-Rodríguez, DE Costich, TC Camacho-Villa… - Heredity, 2021 - nature.com
Genomics-based, longitudinal comparisons between ex situ and in situ agrobiodiversity
conservation strategies can contribute to a better understanding of their underlying effects …