frequency-abundance index


frequency-abundance index
показатель частоты встречаемости и обилия

Англо-русский словарь по экологии. 2011.

Смотреть что такое "frequency-abundance index" в других словарях:

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  • Occupancy frequency distribution — In macroecology and community ecology, an occupancy frequency distribution (OFD) is the distribution of the numbers of species occupying different numbers of areas.[1] It was first reported in 1918 by the Danish botanist Christen C. Raunkiær in… …   Wikipedia

  • star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …   Universalium

  • HEBREW LANGUAGE — This entry is arranged according to the following scheme: pre biblical biblical the dead sea scrolls mishnaic medieval modern period A detailed table of contents precedes each section. PRE BIBLICAL nature of the evidence the sources phonology… …   Encyclopedia of Judaism

  • Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

  • General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources …   Wikipedia

  • Sei Whale — Taxobox name = Sei Whale MSW3 Cetacea|id=14300014] image caption = A Sei Whale feeding near the surface. image2 caption = Size comparison against an average human status = EN status system = iucn3.1 status ref =IUCN2008|assessors=Reilly, S.B.,… …   Wikipedia

  • Fin whale — Finback redirects here. For the U.S. submarines of this name, see USS Finback. For the fictional character, see Finback (Transformers). Fin whale[1] A fin whale surfaces in the …   Wikipedia

  • Karner Blue — Taxobox name = Karner Blue image width = 240px status = G2 status system = TNC regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Lepidoptera familia = Lycaenidae genus = Lycaeides species = L. melissa subspecies = L. m. samuelis… …   Wikipedia

  • mass spectrometry — or mass spectroscopy Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph …   Universalium

  • china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …   Universalium


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