Results 21 to 30 of about 494,021 (266)

Genetic diversity trends in twentieth century crop cultivars: a meta analysis [PDF]

open access: yes, 2010
In recent years, an increasing number of papers has been published on the genetic diversity trends in crop cultivars released in the last century using a variety of molecular techniques.
Mark van de Wouw   +83 more
core   +1 more source

Conferencia inaugural

open access: yesSiembra, 2022
Los riesgos a la seguridad alimentaria debido al cambio climático son variados y complejos. La Organización de las Naciones Unidas para la Alimentación y la Agricultura (FAO) reconoce cuatro dimensiones de la seguridad alimentaria: disponibilidad ...
Nora P. Castañeda-Álvarez
doaj  

Status and prospects of plant genetic resource conservation in Yemen

open access: yesGenetic Resources, 2023
This study provides a comprehensive examination of the conservation status of plant genetic resources in Yemen, with a particular focus on the national genebank, natural sites and field genebanks.
Maeen Aljarmouzi   +2 more
doaj   +1 more source

Genebanks and market participation: evidence from groundnut farmers in Malawi

open access: yesCABI Agriculture and Bioscience, 2022
Background Genebanks contribute to poverty reduction as well as food and nutritional security by being one of the main sources of diversity for the development of improved crop varieties. While the welfare implications of adopting improved varieties have
Martin Paul Jr. Tabe-Ojong   +3 more
doaj   +1 more source

Movement Patterns of Carabid Beetles Between Heterogenous Crop and Noncrop Habitats [PDF]

open access: yes, 2018
Habitats adjacent to crop fields can increase natural enemy populations by providing additional food, shelter and overwintering sites. While many studies have focused on the role of non-crop borders for supporting natural enemies, here we investigate the
Russon, Heather, Woltz, J. Megan
core   +3 more sources

Increased experimental conditions and marker densities identified more genetic loci associated with southern and northern leaf blight resistance in maize

open access: yesScientific Reports, 2018
Southern leaf blight (SLB) and northern leaf blight (NLB) are the two major foliar diseases limiting maize production worldwide. Upon previous study with the nested association mapping (NAM) population, which consist of 5,000 recombinant inbred lines ...
Yong-xiang Li   +10 more
doaj   +1 more source

Potential, attainable, and current levels of global crop diversity

open access: yesEnvironmental Research Letters, 2022
High levels of crop species diversity are considered beneficial. However, increasing diversity might be difficult because of environmental constraints and the reliance on a few major crops for most food supply.
Fernando Aramburu Merlos   +1 more
doaj   +1 more source

Cross-species optimization of nuclei isolation in ten plant species

open access: yesPlant Methods
Single-cell technologies are transforming plant biology, yet broadly transferable nuclei isolation remains a key bottleneck for snRNA-seq. We developed a reproducible, cost-efficient Percoll-based workflow that is applicable to multiple maize tissues and
Yun Luo   +5 more
doaj   +1 more source

Metabolic Profiles, Genetic Diversity, and Genome Size of Bulgarian Population of Alkanna tinctoria

open access: yesPlants, 2022
Alkanna tinctoria (L.) Tausch Boraginaceae is a medicinal plant whose root is used for its antimicrobial and anti-inflammatory properties. A. tinctoria roots have been subject to numerous studies. However, the aerial parts have been explored less.
Milena Nikolova   +8 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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