Results 51 to 60 of about 53,399 (326)

Hybridization in parasites: consequences for adaptive evolution, pathogenesis and public health in a changing world [PDF]

open access: yes, 2015
[No abstract ...
A Berry   +108 more
core   +2 more sources

Unisexual hybrids break through an evolutionary dead end by two‐way backcrossing

open access: yesEvolution; international journal of organic evolution, 2019
Unisexual vertebrates (i.e., those produced through clonal or hemiclonal reproduction) are typically incapable of purging deleterious mutations, and, as a result, are considered short‐lived in evolutionary terms.
Shota Suzuki   +3 more
semanticscholar   +1 more source

Microsatellite-assisted backcross selection in maize [PDF]

open access: yesGenetics and Molecular Biology, 2005
A microsatellite marker (SSR) was chosen to simulate a target allele and three criteria (02, 04 and 06 markers per chromosome) were tested to evaluate the most efficient parameters for performing marker-assisted backcross (MAB) selection. We used 53 polymorphic SSRs to genotype 186 BC1 maize (Zea mays L.) plants produced by crossing the inbred maize ...
Benchimol, Luciana Lasry   +2 more
openaire   +4 more sources

Improving Agricultural Traits While Maintaining High Resistant Starch Content in Rice

open access: yesRice, 2022
Background Resistant starch (RS) is beneficial for human health. Loss of starch branching enzyme IIb (BEIIb) increases the proportion of amylopectin long chains, which greatly elevates the RS content.
Satoko Miura   +8 more
doaj   +1 more source

Development of cisgenic apples with durable resistance to apple scab [PDF]

open access: yes, 2009
Most of the apple (Malus × domestica) growers are facing serious disease problems with apple scab which is caused by the fungus Venturia inaequalis. Developing a resistant variety in apple through classical breeding is very slow and inefficient.
Jacobsen, E.   +6 more
core   +8 more sources

Stem rust resistance in 1BL.1RS and 2RL.2BS double wheat-rye translocation lines

open access: yesCzech Journal of Genetics and Plant Breeding, 2015
The wheat stem rust pathogen, Puccinia graminis f.sp. tritici, is a significant and devastating disease of wheat crops worldwide. Wheat has many wild relatives in which to source new resistance genes, including the cereal crop of rye in the tertiary ...
Mahbubjon RAHMATOV   +5 more
doaj   +1 more source

Rana chiricahuensis [PDF]

open access: yes, 1984
Number of Pages: 2Integrative BiologyGeological ...
Mecham, John S., Platz, James E.
core   +1 more source

WINTER RYE BREEDING IN YAKUTIYA

open access: yesЗерновое хозяйство России, 2018
The article gives the results of breeding of middle maturing, winter resistant, short stem winter rye variety which is stable to abiotic and biotic stressores with grain productivity 1,5-2,0 t/ha and high qualitative forage in the conditions of the Far ...
E. I. Vakhrameeva   +3 more
doaj   +2 more sources

Implications for evolutionary trends from the pairing frequencies among golden‐winged and blue‐winged warblers and their hybrids

open access: yesEcology and Evolution, 2020
Extensive range loss for the Golden‐winged Warbler (Vermivora chrysoptera) has occurred in areas of intrusion by the Blue‐winged Warbler (V. cyanoptera) potentially related to their close genetic relationship. We compiled data on social pairing from nine
John L. Confer   +5 more
doaj   +1 more source

Hybrid Decay: A Transgenerational Epigenetic Decline in Vigor and Viability Triggered in Backcross Populations of Teosinte with Maize. [PDF]

open access: yes, 2019
In the course of generating populations of maize with teosinte chromosomal introgressions, an unusual sickly plant phenotype was noted in individuals from crosses with two teosinte accessions collected near Valle de Bravo, Mexico.
Albert, Patrice S   +15 more
core   +1 more source

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