Search Results - "Dyrba, Winfried"
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Population dynamics of European honey bee genotypes under different environmental conditions
Published in Journal of apicultural research (01-01-2014)“…Adaptation of honey bees to their environment is expressed by the annual development pattern of the colony, the balance with food sources and the host-parasite…”
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The influence of genetic origin and its interaction with environmental effects on the survival of Apis mellifera L. colonies in Europe
Published in Journal of apicultural research (01-01-2014)“…The survival and performance of 597 honey bee colonies, representing five subspecies and 16 different genotypes, were comparatively studied in 20 apiaries…”
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Occurrence of parasites and pathogens in honey bee colonies used in a European genotype-environment interactions experiment
Published in Journal of apicultural research (01-01-2014)“…Diseases are known to be one of the major contributors to colony losses. Within a Europe-wide experiment on genotype-environment interactions, an initial 621…”
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Swarming, defensive and hygienic behaviour in honey bee colonies of different genetic origin in a pan-European experiment
Published in Journal of apicultural research (01-01-2014)“…Honey bee colonies exhibit a wide range of variation in their behaviour, depending on their genetic origin and environmental factors. The COLOSS…”
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Effect of genotype and environment on parasite and pathogen levels in one apiary-a case study
Published in Journal of apicultural research (01-01-2014)Get full text
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The genetic origin of honey bee colonies used in the COLOSS Genotype-Environment Interactions Experiment: a comparison of methods
Published in Journal of apicultural research (01-01-2014)“…The COLOSS GEI (Genotype-Environment Interactions) Experiment was setup to further our understanding of recent honey bee colony losses. The main objective of…”
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A Europe-Wide Experiment for Assessing the Impact of Genotype-Environment Interactions on the Vitality and Performance of Honey Bee Colonies: Experimental Design and Trait Evaluation
Published in Journal of Apicultural Science (01-06-2012)“…An international experiment to estimate the importance of genotype-environment interactions on vitality and performance of honey bees and on colony losses was…”
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