Results 1 to 10 of about 32,259 (137)

Analysis of Thermal Characteristics of Potato and Hop Pollen for Their Cryopreservation and Cross-Breeding [PDF]

open access: yesPlants
This study investigated the thermal properties of potato and hop pollen for cryopreservation and subsequent cross-breeding. Phase transitions and frozen water content in selected pollen samples were measured using a differential scanning calorimeter (DSC)
Milos Faltus   +8 more
doaj   +2 more sources

Evaluation of resistance to Pseudoperonospora humuli and of the content of alpha acids and hop oils in hops of selected genetic resources of hop Humulus lupulus L.

open access: yesCzech Journal of Genetics and Plant Breeding, 2022
Twenty hop genotypes were selected for the evaluation of resistance to primary and secondary Pseudoperonospora humuli infection and of alpha acid and hop oil content in the hops.
Markéta Trefilová   +2 more
doaj   +1 more source

Evaluation of Czech hop cultivars since 2010 till 2019

open access: yesPlant, Soil and Environment, 2020
Czech hop cultivars were evaluated from 2010 to 2019. A total of 13 cultivars were assessed. The highest yield per plant was found out in cv. Kazbek (3.66 kg/plant), whereas the lowest in cv. Saazer (2.02 kg/plant).
Vladimír Nesvadba   +3 more
doaj   +1 more source

Timing avian long-distance migration: from internal clock mechanisms to global flights [PDF]

open access: yes, 2017
Migratory birds regularly perform impressive long-distance flights, which are timed relative to the anticipated environmental resources at destination areas that can be several thousand kilometres away.
Helm, Barbara,   +6 more
core   +9 more sources

HopBox: An image analysis pipeline to characterize hop cone morphology

open access: yesPlant Phenome Journal, 2023
Hop cone morphology can influence picking and drying ability, and color can impact consumer preference and may be indicative of quality. However, these characteristics are not generally evaluated in hop breeding programs due to the tedious nature of ...
Kayla R. Altendorf   +5 more
doaj   +1 more source

An overview of the current genetic and phenotypical selection strategies to reduce the prevalence of feline hypertrophic cardiomyopathy = Een overzicht van de huidige genetische en fenotypische selectiestrategieën tegen hypertrofe cardiomyopathie bij de kat [PDF]

open access: yes, 2020
Hypertrophic cardiomyopathy (HCM) is a common and potentially lethal heart disease in cats. To reduce its prevalence, breeding cats are frequently screened on the basis of their phenotype or genotype.
Broeckx, Bart   +3 more
core   +1 more source

EVALUATION OF GENETIC VARIABILITY WITHIN SWEET CHERRY (Prunus avium L.) GENETIC RESOURCES BY MOLECULAR SSR MARKERS

open access: yesActa Scientiarum Polonorum: Hortorum Cultus, 2019
Sweet cherry is a vegetatively propagated, perennial plant with high level of heterozygosity and ancient breeding history. Therefore, it is necessary to keep, conserve and evaluate known genetic resources for fu- ture breeding programs and fruit ...
Josef Patzak   +3 more
doaj   +1 more source

Genetic diversity of Czech apple cultivars inferred from microsatellite markers analysis

open access: yesHorticultural Science, 2012
Genetic diversity and genetic relationships of Czech apple cultivars were evaluated. Trees of 33 Czech apple cultivars and 97 reference foreign cultivars were analysed using the set of 10 SSR (simple sequence repeat) primer pairs.
J. Patzak   +3 more
doaj   +1 more source

Identification of apple scab and powdery mildew resistance genes in Czech apple (Malus × domestica) genetic resources by PCR molecular markers

open access: yesCzech Journal of Genetics and Plant Breeding, 2011
The presence of genes for resistance to scab (Venturia inaequalis) and powdery mildew (Podosphaera leucotricha) was studied using molecular markers in a sample of 279 apple cultivars from the Czech collection of apple genetic resources.
Josef Patzak   +2 more
doaj   +1 more source

Considering Pigeons for Carrying Delay Tolerant Networking based Internet traffic in Developing Countries [PDF]

open access: yes, 2012
There are many regions in the developing world that suffer from poor infrastructure and lack of connection to the Internet and Public Switched Telephone Networks (PSTN).
Brewer   +15 more
core   +2 more sources

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