Annette Kohnen

ORCID: 0000-0003-4310-1314
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About
Contact & Profiles
Research Areas
  • Wildlife Ecology and Conservation
  • Genetic diversity and population structure
  • Insect-Plant Interactions and Control
  • Plant and animal studies
  • Animal Ecology and Behavior Studies
  • Environmental DNA in Biodiversity Studies
  • Hymenoptera taxonomy and phylogeny
  • Forest Insect Ecology and Management
  • Flowering Plant Growth and Cultivation
  • Plant Pathogens and Resistance
  • Plant Pathogens and Fungal Diseases
  • Ecology and Vegetation Dynamics Studies
  • Powdery Mildew Fungal Diseases
  • Animal Behavior and Reproduction
  • Forest Ecology and Biodiversity Studies
  • Animal Behavior and Welfare Studies
  • Yeasts and Rust Fungi Studies
  • Insect behavior and control techniques

Nordwestdeutsche Forstliche Versuchsanstalt
2018-2021

Philipps University of Marburg
2008-2012

The European wildcat, Felis silvestris silvestris, serves as a prominent target species for the reconnection of central forest habitats. Monitoring this species, however, appears difficult due to its elusive behaviour and ease confusion with domestic cats. Recently, evidence multiple wildcat occurrences outside known distribution has accumulated in several areas across Central Europe, questioning validity available data species. Our aim was assess fine-scale genetic status range. We compiled...

10.1007/s10592-016-0853-2 article EN cc-by Conservation Genetics 2016-05-19

Abstract As a non‐invasive and inexpensive method, the use of faecal glucocorticoid metabolites ( FGM ) analysis in wildlife research is increasing. Various environmental factors have been shown to influence levels, or corticosteroid FCM levels birds, but most studies do not account for inter‐individual variance, which we hypothesized may substantially affect results. We combined with genetic identify sex individual's identity samples collected three consecutive winters; repeated per...

10.1111/1365-2664.13140 article EN Journal of Applied Ecology 2018-03-05

Differences in quality and quantity of secondary compounds, as well leaf traits host plants, may influence the choice herbivores. Different preferences could lead to host-associated differentiation, first step sympatric speciation. In present study, we investigated whether rose gall wasp Diplolepis rosae L. (Hymenoptera: Cynipidae) shows genetic differentiation related its plants (Rosa canina L., Rosa corymbifera Borkh., rubiginosa L.). These three species radiated recently subsequently...

10.1111/j.1095-8312.2010.01582.x article EN Biological Journal of the Linnean Society 2011-01-17

According to the Host-tracking Hypothesis, species of higher trophic levels with a close relationship their hosts, such as parasites or parasitoids, are expected show spatio-temporal phylogeographic patterns similar those host. Alternatively, ecological sorting, subset local pools might shift related host species, thereby disengaging common patterns. Here, we compare structures cynipid rose gall wasp Diplolepis rosae across Europe and two its most wasps Orthopelma mediator Glyphomerus...

10.1371/journal.pone.0047156 article EN cc-by PLoS ONE 2012-10-11

Abstract Genetic differentiation plays an essential role in the assessment of metapopulation systems conservation concern. Migration rates affect degree genetic between subpopulations, with increasing leading to extinction risk. Analyses repeated over time together projections into future are therefore important inform conservation. We investigated a closed system obligate forest grouse, Western capercaillie Tetrao urogallus , by comparing microsatellite population structure historic and...

10.1007/s10592-021-01342-5 article EN cc-by Conservation Genetics 2021-02-25

After the last glacial retreat in Europe, multiple recolonizations led to intraspecific differentiation many of recolonizing taxa.Here we investigate genetic diversification across central Europe two taxa, tephritid fruit flies Rhagoletis alternata (Fallén, 1814) and Carpomya schineri (Loew, 1856), which attack rose hips.Analysis amplified sequenced fragments mitochondrial genes encoding cytochrome oxidase I (800 bp), II (470 bp) b (450 indicate that all individuals R. (n = 21) collected...

10.14411/eje.2009.037 article EN European Journal of Entomology 2009-05-20
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