Results 51 to 60 of about 50,213 (209)

Darkling beetles (Alphitobius diaperinus) and their larvae as potential vectors for the transfer of Campylobacter jejuni and Salmonella enterica serovar paratyphi B variant Java between successive broiler flocks [PDF]

open access: yes, 2008
Broiler flocks often become infected with Campylobacter and Salmonella, and the exact contamination routes are still not fully understood. Insects like darkling beetles and their larvae may play a role in transfer of the pathogens between consecutive ...
Beumer, R.R.   +3 more
core   +2 more sources

Diversity of oat crown rust (Puccinia coronata f.sp. avenae) isolates detected by virulence and AFLP analyses

open access: yesPlant Protection Science, 2010
Forty Puccinia coronata f.sp. avenae isolates from several European countries and Israel were tested for virulence to 18 differential oat lines. Amplified Fragment Length Polymorphism (AFLP) analysis was used to evaluate diversity among the studied ...
Hana Klenová-Jiráková   +3 more
doaj   +1 more source

Two distinct AFLP types in three populations of marram grass (Ammophila arenaria in Wales) [PDF]

open access: yes, 2008
The genetic structure of marram grass populations at coastal and inland locations, 200 m apart, was investigated at three sites by means of amplified fragment length polymorphism (AFLP) DNA markers.
Cook, R.   +3 more
core   +2 more sources

Estimating levels of inbreeding using AFLP markers [PDF]

open access: yesHeredity, 2007
In the absence of detailed pedigree records, researchers have attempted to estimate individuals' levels of inbreeding using molecular markers, generally making use of heterozygosity measures based on microsatellite markers. Here we report and validate a method for estimating an individual's inbreeding coefficient, f, using amplified fragment length ...
K K, Dasmahapatra, R C, Lacy, W, Amos
openaire   +2 more sources

Characterization of Czech hop (Humulus lupulus L.) genotypes by molecular methods

open access: yesPlant, Soil and Environment, 2002
In the last year, new hybrid hop (Humulus lupulus L.) variety Agnus was released for cultivation in the Czech Republic. It has been necessary to prepare the quality system of Agnus identification from other Czech genotypes and characterise the germplasm ...
J. Patzak
doaj   +1 more source

Pyramiding of Meloidogyne hapla resistance genes in potato does not result in an increase of resistance [PDF]

open access: yes, 2009
High levels of resistance against Meloidogyne hapla have been identified in wild species of tuber-bearing potatoes, but only QTL with partial effects have been identified so far in back crosses with cultivated potato.
Alles, R.   +4 more
core   +2 more sources

Mapping QTLs for mineral accumulation and shoot dry biomass under different Zn nutritional conditions in Chinese cabbage ( Brassica rapa L. ssp. pekinensis ) [PDF]

open access: yes, 2008
Chinese cabbage (Brassica rapa L. ssp. pekinensis) is one of the most important vegetables in China. Genetic dissection of leaf mineral accumulation and tolerance to Zn stress is important for the improvement of the nutritional quality of Chinese cabbage
Aarts, M.G.M.   +10 more
core   +2 more sources

Phylogenomics reveals the evolution of floral traits associated with pollinators and pollinator–prey conflict within the carnivorous Pinguicula subgenus Temnoceras

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise The carnivorous plant genus Pinguicula (Lentibulariaceae) exhibits remarkable floral diversity associated with pollination, particularly in the largest subgenus Temnoceras, which spans Mexico and Central America. Despite this diversity, the relationships between species and the evolution of key floral traits remain unresolved. Here, we
Yunjia Liu   +5 more
wiley   +1 more source

DNA analyses and their applications in plant breeding

open access: yesCzech Journal of Genetics and Plant Breeding, 2002
In recent years, molecular markers have been developed based on the more detailed knowledge of genome structure. Considerable emphasis has been laid on the use of molecular markers in practical breeding and genotype identification.
J. Ovesná, K. Poláková, L. Leišová
doaj   +1 more source

Genes Encoding Recognition of the Cladosporium fulvum Effector Protein Ecp5 Are Encoded at Several Loci in the Tomato Genome [PDF]

open access: yes, 2020
The molecular interactions between tomato and Cladosporium fulvum have been an important model for molecular plant pathology. Complex genetic loci on tomato chromosomes 1 and 6 harbor genes for resistance to Cladosporium fulvum, encoding receptor like ...
Bailey   +6 more
core   +1 more source

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