نتایج جستجو برای: meadows

تعداد نتایج: 2563  

2009
RichaRd B. chandleR david i. King Stephen deStefano

—Most scrub–shrub bird species are declining in the northeastern United States, and these declines are largely attributed to regional declines in habitat availability. American Beaver (Castor canadensis; hereafter “beaver”) populations have been increasing in the Northeast in recent decades, and beavers create scrub–shrub habitat through their dam-building and foraging activities. Few systemati...

Journal: :Ecological applications : a publication of the Ecological Society of America 2011
Karine Dancose Daniel Fortin Xulin Guo

Functional connectivity is a key determinant of animal distributions in heterogeneous landscapes. Patch connectivity depends on both patch preference and accessibility, but few studies have integrated habitat selection and movement analyses to gain a general understanding of functional connectivity. In this paper, we define functional connectivity by identifying which factors influence the choi...

Journal: :Remote Sensing 2014
Kyle R. Hogrefe David H. Ward Tyrone F. Donnelly Niels Dau

Seagrass meadows, one of the world’s most widespread and productive ecosystems, provide a wide range of services with real economic value. Worldwide declines in the distribution and abundance of seagrasses and increased threats to coastal ecosystems from climate change have prompted a need to acquire baseline data for monitoring and protecting these important habitats. We assessed the distribut...

Journal: :Mycological research 2006
Leho Tedersoo Triin Suvi Ellen Larsson Urmas Kõljalg

Wooded meadows are seminatural plant communities that support high diversity of various taxa. Due to changes in land use, wooded meadows have severely declined during the last century. The dominant trees in wooded meadows acquire mineral nutrients via ectomycorrhizal fungi. Using anatomotyping and sequencing of root tips, interpolation and extrapolation methods, we studied the diversity and com...

Journal: :Environmental Research Letters 2020

Journal: :Informes de la Construcción 1958

2016
Jan A. Bergstra Alban Ponse

The Kolmogorov axioms for probability functions are placed in the context of signed meadows. A completeness theorem is stated and proven for the resulting equational theory of probability calculus. Elementary definitions of probability theory are restated in this framework.

Journal: :Marine Ecology Progress Series 2012

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