Srivastava and Bell 2009
... based) food webs rather than the ÔbrownÕ (detrital based) food web we describe shortly. Moreover, models of ...
... based) food webs rather than the ÔbrownÕ (detrital based) food web we describe shortly. Moreover, models of ...
Effects of vole fluctuations on the population dynamics of the barn
... et al. 2004). Conservation actions to abate this decline should be guided by insight in which factors have the largest impact on improving population performance (Caswell 2001). Apart from overkill, impact of introduced species and chains of extinction, reductions in habitat quality and size are the ...
... et al. 2004). Conservation actions to abate this decline should be guided by insight in which factors have the largest impact on improving population performance (Caswell 2001). Apart from overkill, impact of introduced species and chains of extinction, reductions in habitat quality and size are the ...
The effect of intra- and interspecific competition on coexistence in
... A. If all intraspecific coefficients are equal, then γ1 = γS and the two conditions are equivalent, providing a necessary and sufficient condition for stability. In case the intraspecific coefficients are not equal (the most general situation), fulfilling the sufficient condition β1 + γ1 < 0 guarant ...
... A. If all intraspecific coefficients are equal, then γ1 = γS and the two conditions are equivalent, providing a necessary and sufficient condition for stability. In case the intraspecific coefficients are not equal (the most general situation), fulfilling the sufficient condition β1 + γ1 < 0 guarant ...
Philosophy of Ecology - sikkim university library
... the threat of warfare that could destroy all the hard-won gains of civilization, and even the recent fibrillations of the stock market—are all ecological or have a large ecological component, and it is fitting that philosophers turn their attention to understanding the science of ecology and its hug ...
... the threat of warfare that could destroy all the hard-won gains of civilization, and even the recent fibrillations of the stock market—are all ecological or have a large ecological component, and it is fitting that philosophers turn their attention to understanding the science of ecology and its hug ...
Co-declining mammals and dung beetles: an impending ecological
... Peres, Centre for Ecology, Evolution and Conservation, School of Environmental Sciences, Univ. of East Anglia, Norwich, NR4 7TJ, UK. ...
... Peres, Centre for Ecology, Evolution and Conservation, School of Environmental Sciences, Univ. of East Anglia, Norwich, NR4 7TJ, UK. ...
Direct and indirect effects of nutrients on
... ofbird predation (see Wootton, 1990). Limited data (see below) were also taken at an additional cliff site (Upright Head, 48 ° 33' N, 122 ° 53' W) and at several offshore island sites, three with birds (northeast and southwest sides of Whale Rocks [48 26' N, 122 ° 56' W]; Hall Island [48 ° 26' N, 12 ...
... ofbird predation (see Wootton, 1990). Limited data (see below) were also taken at an additional cliff site (Upright Head, 48 ° 33' N, 122 ° 53' W) and at several offshore island sites, three with birds (northeast and southwest sides of Whale Rocks [48 26' N, 122 ° 56' W]; Hall Island [48 ° 26' N, 12 ...
Co-declining mammals and dung beetles: an impending ecological
... Peres, Centre for Ecology, Evolution and Conservation, School of Environmental Sciences, Univ. of East Anglia, Norwich, NR4 7TJ, UK. ...
... Peres, Centre for Ecology, Evolution and Conservation, School of Environmental Sciences, Univ. of East Anglia, Norwich, NR4 7TJ, UK. ...
11 Impact of weeds on threatened biodiversity in New South Wales
... populations and ecological communities, as at January 1, 2005, that span a broad range of biodiversity (mammals, birds, fish, insects, plants). Throughout this report, unless otherwise stated, this collective list of threatened biodiversity is referred to as threatened species for ease of reading. ...
... populations and ecological communities, as at January 1, 2005, that span a broad range of biodiversity (mammals, birds, fish, insects, plants). Throughout this report, unless otherwise stated, this collective list of threatened biodiversity is referred to as threatened species for ease of reading. ...
SoE 2016 Biodiversity report (PDF - 10.3 MB)
... and benefits need to be well understood, particularly given the growing need to use translocation to meet environmental conditions of approval of development applications. The past 5 years have seen an increase in effort to trial ‘future proofing’ of wild populations of threatened species in new are ...
... and benefits need to be well understood, particularly given the growing need to use translocation to meet environmental conditions of approval of development applications. The past 5 years have seen an increase in effort to trial ‘future proofing’ of wild populations of threatened species in new are ...
Richness–productivity relationships between trophic levels in a
... dynamics, trophic regulation, and productivity–richness relationships typically focuses on gross primary productivity (GPP, grams carbon per square meter per year, Rosenzweig 1995) or a surrogate of GPP (Dodson et al. 2000; Mittelbach et al. 2001), even though the majority of energy in many food web ...
... dynamics, trophic regulation, and productivity–richness relationships typically focuses on gross primary productivity (GPP, grams carbon per square meter per year, Rosenzweig 1995) or a surrogate of GPP (Dodson et al. 2000; Mittelbach et al. 2001), even though the majority of energy in many food web ...
The role of highly mobile crab predators in the intertidal zonation of
... intertidal communities are slow moving or sessile and are easily transplanted or removed (Connell, 1972). The widely held paradigm of intertidal zonation for temperate rocky shores is that marine organisms are limited by physical factors (e.g. temperature and desiccation stress) from above and by bi ...
... intertidal communities are slow moving or sessile and are easily transplanted or removed (Connell, 1972). The widely held paradigm of intertidal zonation for temperate rocky shores is that marine organisms are limited by physical factors (e.g. temperature and desiccation stress) from above and by bi ...
Alfalfa Trap Cropping Increases Abundance Of Key Arachnids In An
... More than 600 species have thus far been identified in US crop fields (Young and Edward ...
... More than 600 species have thus far been identified in US crop fields (Young and Edward ...
Resource Use by the Eastern Grey Kangaroo and the Black
... Eastern Grey Kangaroo and Black Wallaby faeces during the sampling periods in the individual communities, to be accumulated. Eastern Grey Kangaroos utilised forage which consisted largely of grass and their diets were similar regardless of their feeding sites or the time of the year. Black Wallaby d ...
... Eastern Grey Kangaroo and Black Wallaby faeces during the sampling periods in the individual communities, to be accumulated. Eastern Grey Kangaroos utilised forage which consisted largely of grass and their diets were similar regardless of their feeding sites or the time of the year. Black Wallaby d ...
species introduction and replacement among mosquitoes
... because at some sites, invasion by A. albopictus is closely associated with decline of A. aegypti, whereas at other sites, A. aegypti persists after invasion (O’Meara et al. 1995). One hypothesis for this pattern is that the intensity of competition varies from site to site, and that where competiti ...
... because at some sites, invasion by A. albopictus is closely associated with decline of A. aegypti, whereas at other sites, A. aegypti persists after invasion (O’Meara et al. 1995). One hypothesis for this pattern is that the intensity of competition varies from site to site, and that where competiti ...
scale-dependent responses of plant biodiversity to nitrogen
... within localities translate to changes in diversity at larger scales that are relevant to policy and management. Currently, it is unclear how N enrichment affects biodiversity at scales larger than a small plot. We synthesized data from 18 N-enrichment experiments across North America to examine the ...
... within localities translate to changes in diversity at larger scales that are relevant to policy and management. Currently, it is unclear how N enrichment affects biodiversity at scales larger than a small plot. We synthesized data from 18 N-enrichment experiments across North America to examine the ...
Trait-dependent modification of facilitation on cobble
... Multiple species of forb were present but only one, Suaeda linearis (family Chenopodiaceae, commonly known as sea-blite), consistently occurred in great enough abundance for meaningful experimentation and analysis. Given the reliance of the entire forb community on the presence of cordgrass (Bruno 2 ...
... Multiple species of forb were present but only one, Suaeda linearis (family Chenopodiaceae, commonly known as sea-blite), consistently occurred in great enough abundance for meaningful experimentation and analysis. Given the reliance of the entire forb community on the presence of cordgrass (Bruno 2 ...
Patterns of disturbance and recovery in littoral rock pools
... were significant size X time of clearance interactions affecting patterns of algal colonizat~onearly in the study. T h e percent cover of turf-forming and canopy-forming plants was greater in the small plots produced in February 1991 than in the other treatments. These effects were more evident in p ...
... were significant size X time of clearance interactions affecting patterns of algal colonizat~onearly in the study. T h e percent cover of turf-forming and canopy-forming plants was greater in the small plots produced in February 1991 than in the other treatments. These effects were more evident in p ...