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Role of organic and conventional field boundaries on boreal bumblebees and butterflies

Ekroos, Johan LU ; Piha, Markus and Tiainen, Juha (2008) In Agriculture, Ecosystems & Environment 124(3-4). p.155-159
Abstract

This study examined how field boundary habitat quality and farming system (organic or conventional) affect species richness and abundance of diurnal lepidopterans and bumblebees in boreal agricultural landscapes. The results showed positive effects of field boundary area on lepidopteran diversity, as well as positive effects of nectar flower abundance on lepidopterans and bumblebee abundance. Organic farming did not show any significant effects on lepidopteran diversity. The results suggested that a successful conservation strategy for lepidopterans occurring in boreal agroecosystems depend on proper management of field boundaries, irrespective of farming regime. As bumblebee diversity tended to be higher at organic plots it is... (More)

This study examined how field boundary habitat quality and farming system (organic or conventional) affect species richness and abundance of diurnal lepidopterans and bumblebees in boreal agricultural landscapes. The results showed positive effects of field boundary area on lepidopteran diversity, as well as positive effects of nectar flower abundance on lepidopterans and bumblebee abundance. Organic farming did not show any significant effects on lepidopteran diversity. The results suggested that a successful conservation strategy for lepidopterans occurring in boreal agroecosystems depend on proper management of field boundaries, irrespective of farming regime. As bumblebee diversity tended to be higher at organic plots it is concluded that these important pollinators might be able to react on even small changes in habitat quality of cultivated lands. The results concord with a general hypothesis that effects of organic farming might be overpowered by effects of landscape structure in heterogeneous landscapes.

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author
; and
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Boreal agroecosystem, Bumblebee, Butterfly, Diurnal lepidopterans, Flower abundance, Habitat area, Organic farming
in
Agriculture, Ecosystems & Environment
volume
124
issue
3-4
pages
5 pages
publisher
Elsevier
external identifiers
  • scopus:39649113096
ISSN
0167-8809
DOI
10.1016/j.agee.2007.09.003
language
English
LU publication?
no
id
7e06ce4e-cdd7-4f8f-be92-02aaf6bdf99f
date added to LUP
2016-05-10 13:57:23
date last changed
2022-03-23 23:09:58
@article{7e06ce4e-cdd7-4f8f-be92-02aaf6bdf99f,
  abstract     = {{<p>This study examined how field boundary habitat quality and farming system (organic or conventional) affect species richness and abundance of diurnal lepidopterans and bumblebees in boreal agricultural landscapes. The results showed positive effects of field boundary area on lepidopteran diversity, as well as positive effects of nectar flower abundance on lepidopterans and bumblebee abundance. Organic farming did not show any significant effects on lepidopteran diversity. The results suggested that a successful conservation strategy for lepidopterans occurring in boreal agroecosystems depend on proper management of field boundaries, irrespective of farming regime. As bumblebee diversity tended to be higher at organic plots it is concluded that these important pollinators might be able to react on even small changes in habitat quality of cultivated lands. The results concord with a general hypothesis that effects of organic farming might be overpowered by effects of landscape structure in heterogeneous landscapes.</p>}},
  author       = {{Ekroos, Johan and Piha, Markus and Tiainen, Juha}},
  issn         = {{0167-8809}},
  keywords     = {{Boreal agroecosystem; Bumblebee; Butterfly; Diurnal lepidopterans; Flower abundance; Habitat area; Organic farming}},
  language     = {{eng}},
  number       = {{3-4}},
  pages        = {{155--159}},
  publisher    = {{Elsevier}},
  series       = {{Agriculture, Ecosystems & Environment}},
  title        = {{Role of organic and conventional field boundaries on boreal bumblebees and butterflies}},
  url          = {{http://dx.doi.org/10.1016/j.agee.2007.09.003}},
  doi          = {{10.1016/j.agee.2007.09.003}},
  volume       = {{124}},
  year         = {{2008}},
}