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Article
Christian Dietzen, Auteur
Article
Christian Dietzen, Auteur ; Peter J. Edwards, Auteur ; Christian Wolf, Auteur ; Jan-Dieter Ludwigs, Auteur ; Robert Luttik, AuteurFocal species have been defined by the European Food Safety Authority (EFSA) as real species that represent others in a crop resulting from their potential higher level of exposure to pesticides. As such they are the most appropriate species for[...]
Article
Christian Dietzen, Auteur ; Clemens Hackenberg, Auteur ; Karl-Heinz Heyne, Auteur ; Hedwig Sauer-Guerth, Auteur ; Heidi Staudter, Auteur ; Michael Wink, AuteurDuring May and June 2003, a mixed breeding pair consisting of a male western Bonelli's warbler (Phylloscopus bonelli) and a female wood warbler (P. sibilatrix) successfully raised six young in a broad-leafed forest near Junkerath, western German[...]
Article
Christian Dietzen, Auteur ; Hans-Hinrich Witt, Auteur ; Michael Wink, Auteur
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Christian Dietzen, Auteur ; Eduardo Garcia-Del-Rey, Auteur ; Guillermo Delgado Castro, Auteur ; Michael Wink, AuteurAn analysis of the sequences of the mitochondrial cytochrome b gene (1005 bp) of the Parus teneriffae-group from the Canary Islands and North Africa revealed new insights into the phylogeography of this taxon. The origin of the radiation on the [...]
Article
Christian Dietzen, Auteur ; Cornelia Voigt, Auteur ; Michael Wink, Auteur ; Manfred Gahr, Auteur ; Stefan Leitner, AuteurIsland canaries (Serinus canaria) are characterised as a species living exclusively on North Atlantic islands, mainly on the Azores, Madeira and Canary Islands. Although they are very common in their habitats, their behaviour and breeding system[...]
Article
Martin Paeckert, Auteur ; Christian Dietzen, Auteur ; Jochen Martens, Auteur ; Michael Wink, Auteur ; Laura Kvist, AuteurPhylogenetic relationships between goldcrest populations from the Atlantic Islands (Azores and Canary Islands) were investigated by two molecular markers (mitochondrial control region and cytochrome b sequences), and partly by morphology and ter[...]
