Results 181 to 190 of about 268,144 (342)

Fruit‐quality tradeoffs generate asymmetry in plant reliance on mutualistic frugivores

open access: yesOikos, EarlyView.
Seed dispersal is a fundamental ecological process influencing the evolution of plant life‐history strategies. In fleshy‐fruited plants dispersed by mutualistic frugivores, variation in fruit traits among closely related species may shape the temporal and spatial dynamics of dispersal events critical to population success.
João Vitor S. Messeder, Tomás A. Carlo
wiley   +1 more source

The effect of hardwood group cutting on accumulation, density and temperature of snow (Case study: Kheyrud forest research station) [PDF]

open access: yesمجله جنگل ایران, 2013
Tree cutting can affect different aspects of forests. To investigate the changes on snow accumulation, density and temperature due to tree cutting in the forest, two forestry regions were selected, one control and the other the cutting region.
doaj  

NEEM to EGRIP traverse - density and δ¹⁸O of the surface snow (2 m profiles)

open access: green, 2016
Christoph Florian Schaller   +5 more
openalex   +1 more source

Fruit use and fruit processing by euphonias, specialized avian frugivores

open access: yesOikos, EarlyView.
Euphonias (Neotropical passerines in the genera Euphonia and Chlorophonia) form the quintessential example of a specialized avian frugivore, combining a high reliance on fruit as food and the restriction of fruit taxa exploited. To understand their specialization, we explored the integration of fruit morphological and nutritional traits with their ...
Marco A. Pizo   +3 more
wiley   +1 more source

When wolves aren't enough: revisiting trophic cascades in northern Wisconsin

open access: yesOikos, EarlyView.
Elimination of top predators has allowed large herbivores to flourish in many terrestrial ecosystems, transforming food webs and ecosystem functions. Restoration of large predator communities is hoped to reverse negative effects of this trophic downgrading, but evidence for such effects is elusive.
Elaine M. Brice   +6 more
wiley   +1 more source

The missing woodland story: Implications of 1700 years of stand‐scale change on ‘naturalness’ and managing remnant broadleaved woodlands

open access: yesPeople and Nature, EarlyView.
Abstract Longer‐term perspectives—equivalent to the lifespans of long‐lived trees—are required to fully inform perceptions of ‘naturalness’ used in woodland conservation and management. Stand‐scale dynamics of an old growth temperate woodland are reconstructed using palaeoecological data.
Annabel Everard   +4 more
wiley   +1 more source

Analysis and modelling of snow bulk density in the Tyrolean Alps [PDF]

open access: bronze, 2015
Johannes Schöber   +4 more
openalex   +1 more source

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