Comparative assessment of genetic diversity matrices and clustering methods in white Guinea yam (Dioscorea rotundata) based on morphological and molecular …

K Darkwa, P Agre, B Olasanmi, K Iseki, R Matsumoto… - Scientific reports, 2020 - nature.com
Understanding the diversity and genetic relationships among and within crop germplasm is
invaluable for genetic improvement. This study assessed genetic diversity in a panel of 173 …

Phenotypic and molecular assessment of genetic structure and diversity in a panel of winged yam (Dioscorea alata) clones and cultivars

P Agre, F Asibe, K Darkwa, A Edemodu, G Bauchet… - Scientific Reports, 2019 - nature.com
A better understanding of the structure and extent of genetic variability in a breeding
population of a crop is essential for translating genetic diversity to genetic gain. We …

Genome‐wide association studies reveal novel loci controlling tuber flesh color and oxidative browning in Dioscorea alata

K Dossa, A Morel, ME Houngbo… - Journal of the …, 2024 - Wiley Online Library
BACKGROUND Consumers' preferences for food crops are guided by quality attributes. This
study aimed at deciphering the genetic basis of quality traits, especially tuber flesh color …

Genome-Wide Association Studies for Sex Determination and Cross-Compatibility in Water Yam (Dioscorea alata L.)

JM Mondo, PA Agre, R Asiedu, MO Akoroda, A Asfaw - Plants, 2021 - mdpi.com
Yam (Dioscorea spp.) species are predominantly dioecious, with male and female flowers
borne on separate individuals. Cross-pollination is, therefore, essential for gene flow among …

Identification of quantitative trait nucleotides and candidate genes for tuber yield and mosaic virus tolerance in an elite population of white guinea yam (Dioscorea …

PA Agre, PE Norman, R Asiedu, A Asfaw - BMC plant biology, 2021 - Springer
Background Improvement of tuber yield and tolerance to viruses are priority objectives in
white Guinea yam breeding programs. However, phenotypic selection for these traits is quite …

Multi-Trait Selection Index for Superior Agronomic and Tuber Quality Traits in Bush Yam (Dioscorea praehensilis Benth.)

AS Adewumi, PA Asare, II Adejumobi, MO Adu… - Agronomy, 2023 - mdpi.com
Dioscorea praehensilis Benth. is a semi-wild yam species and a valuable source of
resistance trait genes. To access the agronomic and tuber quality performance, eleven …

Breeding and end-use quality traits of roots, tubers, and bananas (RTB) crops for authentic African cuisines—a review

EO Alamu, M Adesokan, W Awoyale, B Maziya-Dixon - Euphytica, 2024 - Springer
The breeding of improved varieties of root, tuber, and banana (RTB) crops has led to the
release of several varieties with excellent agronomic performances, such as high yield and …

Agronomic and hormonal approaches for enhancing flowering intensity in white Guinea yam (Dioscorea rotundata Poir.)

JM Mondo, PA Agre, GB Chuma, R Asiedu… - Frontiers in Plant …, 2023 - frontiersin.org
Developing novel white Guinea yam (Dioscorea rotundata) varieties is constrained by the
sparse, erratic, and irregular flowering behavior of most genotypes. We tested the …

Multiple-Traits Selection in White Guinea Yam (Dioscorea rotundata) Genotypes

PE Norman, PA Agre, R Asiedu, A Asfaw - Plants, 2022 - mdpi.com
Choosing superior parents with complementary trait values for hybridization and selecting
variants with desired product profiles to release as a new cultivar are important breeding …

Genotype-by-Environment Interaction of Yam (Dioscorea species) for Yam Mosaic Virus Resistance, Dry Matter Content and Yield in Uganda

EA Adjei, W Esuma, T Alicai, EB Chamba, R Edema… - Agronomy, 2022 - mdpi.com
Often, yam cultivars grown in different agro-ecologies show differential responses across
production environments, a term known as genotype-by-environment interaction. Such …