pollen analysis

pollen analysis
пыльцевой анализ

Англо-русский словарь по экологии. 2011.

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  • Pollen analysis — Analysis of the distribution of pollen grains of various species contained in surface layer deposits, especially peat bogs and lake sediments, from which a record of past climate may be inferred. Because the lake sediments accumulate over time, a …   Wikipedia

  • pollen analysis — noun : the identification and determination of frequency of pollen grains in peat bogs and other preservative situations as a means of dating fossil and other remains : the study of past vegetations and climates as indicated by the pollen content …   Useful english dictionary

  • Pollen Analysis Circular — The first issue of the Pollen Analysis Circular was dated May 5, 1943 and published by Paul B. Sears, a professor in the Department of Botany at Oberlin College, Oberlin, Ohiocite journal | last = Sears | first = P.B. | title = Foreword | journal …   Wikipedia

  • pollen analysis —   the study of preserved pollen particles used to reconstruct past climatic conditions based on the types of plants prevalent at the time …   Geography glossary

  • pollen analysis — /ˈpɒlən ənæləsəs/ (say poluhn uhnaluhsuhs) noun → palynology …  

  • Pollen core — A pollen core is a core sample of a medium containing a stratigraphic sequence of pollen. Analysis of the type and frequency of the pollen in each layer is used to study changes in climate or land use using regional vegetation as a proxy. This… …   Wikipedia

  • pollen — n. the fine dustlike grains discharged from the male part of a flower containing the gamete that fertilizes the female ovule. Phrases and idioms: pollen analysis = PALYNOLOGY. pollen count an index of the amount of pollen in the air, published… …   Useful english dictionary

  • pollen — noun VERB + POLLEN ▪ collect, gather ▪ bees gathering pollen ▪ produce ▪ shed ▪ the few weeks a year that corn pollen is shed …   Collocations dictionary

  • Palynology — cite journal author = Gray, J. year = 1985 title = The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970 1984 journal = Philosophical Transactions of the Royal Society of London. Series B,… …   Wikipedia

  • Johannes Iversen — (December 12, 1904 ndash; October 17, 1972) was a Danish palaeoecologist and plant ecologist, who made a major impact on pollen analysis as a scientific discipline. He was born in Sønderborg and began studies in botany at the University of… …   Wikipedia

  • Johannes Iversen — Iversen, ca. 1955 Nacimiento 12 de diciembre 1904 Sønderborg Fallecimiento …   Wikipedia Español

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