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Cryptophyta Flagellates of Meromictic Lakes Shira and Shunet(Khakassia,Russia):Mechanisms of Vertical Distribution and Trophic Role
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作者 Yuri BARKHATOV Elena KHROMECHEK +1 位作者 Alexander TOLOMEEV Igor PROKOPKIN 《Acta Geologica Sinica(English Edition)》 SCIE CAS CSCD 2014年第S1期50-52,共3页
1 Introduction Many of the stratified lakes are characterized by the presence of large populations of cryptomonads in their chemocline zones(Reynolds,1992;Gervais et al,2003;Pedro’s-Alio’et al.,1995).These populatio... 1 Introduction Many of the stratified lakes are characterized by the presence of large populations of cryptomonads in their chemocline zones(Reynolds,1992;Gervais et al,2003;Pedro’s-Alio’et al.,1995).These populations are adapted to low light intensity and high sulfide concentration;they have a mixotrophic ability and form the so-called"deep chlorophyll maxima"(Gervais,1998;Marsha"and Laybourn-Parry,2002).A similar Cryptomonas sp. 展开更多
关键词 phytoflagellates deep chlorophyll maxima meromictic lake simulation modelling lake shira lake Shunet
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Lake Shira Level Changes in Late Holocene
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作者 Anrey DARIN Ivan KALUGIN +5 位作者 Natalya MAKSIMOVA Tatiana MARKOVICHv Yakov RAKSHUN Dmitryi SOROKOLETOV Fedor DARIN Denis RAGOZIN 《Acta Geologica Sinica(English Edition)》 SCIE CAS CSCD 2014年第S1期3-4,共2页
1 Introduction Meromictic Shira Lake is a good represfor detail climate modeling due to its locainformation and annually laminated bottomsediment column of 155 cm in length wahammer corer in the deepest(24 m)central i... 1 Introduction Meromictic Shira Lake is a good represfor detail climate modeling due to its locainformation and annually laminated bottomsediment column of 155 cm in length wahammer corer in the deepest(24 m)central in 2009.2 Sample Preparations and Measuring 展开更多
关键词 lake shira VARVE synchrotron radiation scanning X_ray fluorescence microanalysis.
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Stomatocysts of Chrysophytes in Lake Shira
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作者 Alena FIRSOVA 《Acta Geologica Sinica(English Edition)》 SCIE CAS CSCD 2014年第S1期68-69,共2页
The chrysophytes are distributed over all the continents.As a rule,these are planktonic,freshwater,cold-water inhabitants.There are as well saltish-water chrysophytes species of genera Chrysococcus,Dinobryon,
关键词 lake shira chrysophycean stomatocysts PHYTOPLANKTON sediments.
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Geochemical signal of seasonality in annually laminated organic- carbonate sediments in Shira lake(Khakasia)
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作者 Ivan KALUGIN Andrey DARIN +1 位作者 Denis ROGOZIN Gennady TRET'YAKOV 《Acta Geologica Sinica(English Edition)》 SCIE CAS CSCD 2014年第S1期12-13,共2页
1 Introduction The most valuable for the task of climate reconstruction are the time series with an annual resolution,which allows to reveal natural periodicity and pass to the search for mechanisms of regional and gl... 1 Introduction The most valuable for the task of climate reconstruction are the time series with an annual resolution,which allows to reveal natural periodicity and pass to the search for mechanisms of regional and global climatic changes.Bottom sediments of lakes are one of the best climate archives in addition to tree ring series,ice cores etc. 展开更多
关键词 saline lake shira seasonal sedimentation physicochemical modeling CARBONATES Ca/Sr ratio
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