edge effect


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edge effect

n.
1. The occurrence of greater species diversity and biological density in an ecotone than in either of the adjacent ecological communities.
2. A phenomenon, such as a sandhi rule or cliticization, that happens at the edges of words, phrases, or other linguistic units.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The hypothesis tested is that the use of land for pasture has altered vegetation structure by reducing the area of the vegetation classes and intensifying the edge effect.
Edge Effect on the Arboreal Foliage-gleaning Insectivore/Frugivore Foraging Guild: The RDA ordination biplot showed that the arboreal foliage-gleaning insectivore/frugivore foraging guild preferred humid areas dominated by trees with a diameter between 30 and 40 cm and > 60 cm dbh.
Mammalian abundances on forest-farm edges versus forest interiors in southern Illinois: is there an edge effect? J.
The risk of a cliff edge effect on the economy and labour market should not be underestimated."
Their topics include re-imaging the world: Maya religious practices and the construction of ethnicity in an Mesoamerican frame, ethno-exodus: escaping Mayaland, differentiation among Mayan speakers: evidence from comparative linguistics and hieroglyphic texts, establishing the preconditions for ethnogenesis among the classic Maya of the Upper Belize River Valley, and considering the edge effect: ethnogenesis and classic period society in the southeastern Maya area.
We also aimed to evaluate the underlying spatial influence on these soil characteristics due to topography and pedogenesis, and to determine if the edge effect or the spatial variation on soil properties were dominant in determining availability of nutrients in a forest fragment of the Atlantic forest in southern Brazil.
The circular profile is very efficient to completely suppress the edge effect (blue line) but it has the disadvantage of creating a higher contact pressure at the centre of the contact (695 MPa, +30% compared with the ideal contact pressure distribution).
This was intended to give the image a better edge effect after denoising.
Edge effect on lichen's distribution and chlorophyll content, in fragments of Polylepis quadrijuga (Rosaceae) in Paramo de la Rusia (Boyaca-Colombia).
The perimeter and the perimeter-area relationship are metrics that quantify and qualify the fragments in relation to the edge effect, which is an important aspect studied by ecological researchers because it may not guarantee the ecological stability of the fragment (VOLOTAO, 1998).