Følg
John Spence
John Spence
Professor Emeritus, Dept. of Renewable Resources, University of Alberta
Verifisert e-postadresse på ualberta.ca
Tittel
Sitert av
Sitert av
År
Sampling carabid assemblages with pitfall traps: the madness and the method
JR Spence, JK Niemelä
The Canadian Entomologist 126 (3), 881-894, 1994
6971994
Effects of clear‐cut harvesting on boreal ground‐beetle assemblages (Coleoptera: Carabidae) in western Canada
J Niemelä, D Langor, JR Spence
Conservation biology 7 (3), 551-561, 1993
5991993
Carabid beetle assemblages (Coleoptera, Carabidae) across urban-rural gradients: an international comparison
J Niemelä, DJ Kotze, S Venn, L Penev, I Stoyanov, J Spence, D Hartley, ...
Landscape ecology 17, 387-401, 2002
4512002
The search for common anthropogenic impacts on biodiversity: a global network
J Niemelä, J Kotze, A Ashworth, P Brandmayr, K Desender, T New, ...
Journal of insect conservation 4, 3-9, 2000
3682000
Digging out the" digging-in effect" of pitfall traps: influences of depletion and disturbance on catches of ground beetles (Coleoptera: Carabidae).
SC Digweed, CR Currie, HA Cárcamo, JR Spence
3401995
Arthropod responses to harvesting and wildfire: implications for emulation of natural disturbance in forest management
CM Buddle, DW Langor, GR Pohl, JR Spence
Biological Conservation 128 (3), 346-357, 2006
3062006
Northern forestry and carabids: the case for concern about old-growth species
JR Spence, DW Langor, J Niemelä, HA Carcamo, CR Currie
Annales Zoologici Fennici, 173-184, 1996
2801996
Succession of boreal forest spider assemblages following wildfire and harvesting
CM Buddle, JR Spence, DW Langor
Ecography 23 (4), 424-436, 2000
2642000
Pitfall trap size and capture of three taxa of litter-dwelling arthropods: implications for biodiversity studies
TT Work, CM Buddle, LM Korinus, JR Spence
Environmental entomology 31 (3), 438-448, 2002
2432002
Habitat associations and seasonal activity of ground-beetles (Coleoptera, Carabidae) in central Alberta
J Niemelä, JR Spence, DH Spence
The Canadian Entomologist 124 (3), 521-540, 1992
2401992
Biology of water striders: interactions between systematics and ecology.
JR Spence, NM Andersen
2331994
On the role of body size for life‐history evolution
CP Klingenberg, J Spence
Ecological Entomology 22 (1), 55-68, 1997
1881997
Farming and ground beetles: effects of agronomic practice on populations and community structure
HA Cárcamo, JK Niemalä, JR Spence
The Canadian Entomologist 127 (1), 123-140, 1995
1851995
Fire residuals as habitat reserves for epigaeic beetles (Coleoptera: Carabidae and Staphylinidae)
KJK Gandhi, JR Spence, DW Langor, LE Morgantini
Biological Conservation 102 (2), 131-141, 2001
1742001
Saproxylic beetles (Coleoptera) using Populus in boreal aspen stands of western Canada: spatiotemporal variation and conservation of assemblages
HEJ Hammond, DW Langor, JR Spence
Canadian Journal of Forest Research 34 (1), 1-19, 2004
1662004
Rove beetles and ground beetles (Coleoptera: Staphylinidae, Carabidae) as indicators of harvest and regeneration practices in western Canadian foothills forests
GR Pohl, DW Langor, JR Spence
Biological Conservation 137 (2), 294-307, 2007
1602007
Short-term impact of forest soil compaction and organic matter removal on soil mesofauna density and oribatid mite diversity
JP Battigelli, JR Spence, DW Langor, SM Berch
Canadian Journal of Forest Research 34 (5), 1136-1149, 2004
1602004
Stand composition and structure of the boreal mixedwood and epigaeic arthropods of the Ecosystem Management Emulating Natural Disturbance (EMEND) landbase in northwestern Alberta
TT Work, DP Shorthouse, JR Spence, WJA Volney, D Langor
Canadian Journal of Forest Research 34 (2), 417-430, 2004
1532004
Logging and boreal ground-beetle assemblages on two continents: implications for conservation.
J Niemelä, JR Spence, D Langor, Y Haila, H Tukia
1461993
Distribution of forest dwelling carabids (Coleoptera): spatial scale and the concept of communities
JK Niemelä, JR Spence
Ecography 17 (2), 166-175, 1994
1451994
Systemet kan ikke utføre handlingen. Prøv på nytt senere.
Artikler 1–20