Descrição
Linear habitats, such as power-line clearings, have been thought to affect biodiversity negatively. However, during the last decade several studies have highlighted the potential value of power-line clearings as habitats for a number of taxonomic groups, like bees and butterflies. The vegetation below power-lines is continuously reset to earlier successional stages, which provides suitable habitats for several native plant species, which hosts diverse assemblages of pollinating insects. In addition, the dead wood and biomass from the vegetation clearing, together with tree falls along the clearing edges may be important habitats for xylophagous beetles. With proper management, power-line clearings could be important for conservation of species associated with open-canopy habitats and dead wood.
We conducted a large-scale field experiment, with 19 sites haphazardly distributed within the main power line grid in southeast Norway. All sites were placed below power lines in a boreal forest system consisting of varying proportions of the main tree species: Norway spruce Picea abies, Scots pine Pinus sylvestris and birch Betula spp. Sites were located between latitudes 59.33°–61.12°N and longitudes 08.95°–11.36°E at 48–536 m a.s.l., varying in width and age. Each site had been subjected to the same management regime with cutting of all woody vegetation every 5-10 years, without chemicals used, and had a stretch of at least 200 meters with substantial regrowth of trees before experiments were performed. At each site, we established three plots of approx. 30 x 60 m, at least 20 m apart. During late autumn 2012 (16 sites) and early spring 2013 (3 sites), treatments were randomly allocated to each of the plots within a site: 1) cut: woody vegetation was cut and left to decay in the plot, 2) cut-remove: woody vegetation was cut and removed, 3) Vegetation was uncut.
Within a 10m × 10m plot in the centre of each treatment, we measured amount and type of dead wood (volume, species, diameter, degree of decay). In each experimental treatment, we also deployed insect traps (three flight intersection for trapping insects from spring to early autumn), and measured microclimatic conditions (light, temperature, precipitation) and various habitat attributes (tree layer characteristics, canopy density). Field data collections on vascular plants, insects, dead wood, habitat characteristics and microclimatic conditions have been collected over a three-year period (2013-2015). All insect specimen have been sorted into orders and all the beetles have been identified to species by Sindre Ligaard (Beetles: approx 48 000 specimen).
Registros de Dados
Os dados deste recurso de evento de amostragem foram publicados como um Darwin Core Archive (DwC-A), que é o formato padronizado para compartilhamento de dados de biodiversidade como um conjunto de uma ou mais tabelas de dados. A tabela de dados do núcleo contém 171 registros.
Também existem 1 tabelas de dados de extensão. Um registro de extensão fornece informações adicionais sobre um registro do núcleo. O número de registros em cada tabela de dados de extensão é ilustrado abaixo.
This IPT archives the data and thus serves as the data repository. The data and resource metadata are available for download in the downloads section. The versions table lists other versions of the resource that have been made publicly available and allows tracking changes made to the resource over time.
Versões
A tabela abaixo mostra apenas versões de recursos que são publicamente acessíveis.
Como citar
Pesquisadores deveriam citar esta obra da seguinte maneira:
Steinert, Mari, Sydenham, Markus A.K., Eldegard, Katrine, Moe, Stein R. 2017. "Effects of vegetation clearing and dead wood on beetles in power line clearings southeast Norway", Norwegian University of Life sciences, NMBU
Direitos
Pesquisadores devem respeitar a seguinte declaração de direitos:
O editor e o detentor dos direitos deste trabalho é Norwegian University of Life Sciences (NMBU). This work is licensed under a Creative Commons Attribution Non Commercial (CC-BY-NC 4.0) License.
GBIF Registration
Este recurso foi registrado no GBIF e atribuído ao seguinte GBIF UUID: c5fe763f-6851-4610-bdc3-67143540be67. Norwegian University of Life Sciences (NMBU) publica este recurso, e está registrado no GBIF como um publicador de dados aprovado por GBIF Norway.
Palavras-chave
Metadata; Beetles; experiment; boreal forest; power line clearings
Contatos
- Originador
- Provedor Dos Metadados ●
- Usuário ●
- Ponto De Contato
Cobertura Geográfica
Southeast Norway
| Coordenadas delimitadoras | Sul Oeste [57,891, 6,68], Norte Leste [60,759, 13,271] |
|---|
Cobertura Taxonômica
Coleoptera
| Ordem | Coleoptera |
|---|
Cobertura Temporal
| Data Inicial / Data final | 2013-01-01 / 2015-01-01 |
|---|
Dados Sobre o Projeto
The field data collections are funded by Statnett, and designed to study effects of vegetation clearing on biodiversity (i.e. vascular plants and insects) under power line clearings.
| Título | Biologisk mangfold i kraftgater- effekter av ulike skjøtselsmetoder på plante- og insektsamfunn |
|---|---|
| Financiamento | NMBU and Statnett |
O pessoal envolvido no projeto:
- Autor
- Autor
- Autor
- Autor
Metadados Adicionais
| Identificadores alternativos | c5fe763f-6851-4610-bdc3-67143540be67 |
|---|---|
| https://ipt.gbif.no/resource?r=beetles-powerline |