Zobrazeno 1 - 10
of 536
pro vyhledávání: '"Gyttja"'
Autor:
Grzegorz Kacprzak, Mateusz Frydrych
Publikováno v:
Construction Materials, Vol 3, Iss 4, Pp 414-433 (2023)
This paper presents the authors’ research results from an analysis of intermediate foundations as well as slab and pile foundations in the context of soil consolidation. Looking at soil as a building material that changes its properties over time i
Externí odkaz:
https://doaj.org/article/cc4a2cdb299943feaee8a904f6b9dbc2
Autor:
Normunds Stivrins
Publikováno v:
Estonian Journal of Earth Sciences, Vol 72, Iss 2, Pp 226-235 (2023)
The aim of this study is to characterize the current spatial distribution of three main phyla of phytoplankton (Cyanobacteria, Charophyta and Chlorophyta) from 77 Latvian lakes and ponds, analysed from modern surface sediment samples through a non-po
Externí odkaz:
https://doaj.org/article/e059815887f94341829c6bcd6a776207
Autor:
Dmitry Tsvirko
Publikováno v:
Acta Palaeobotanica, Vol 63, Iss 1, Pp 65-86 (2023)
Due to the relatively small number of lakes in the southern part of Belarus, in the Polesie region, each lake and its bottom sediments are of great scientific interest for palaeoecological reconstructions. Lake Sporovskoye is one of the largest lakes
Externí odkaz:
https://doaj.org/article/7ca6e27cddb34b1083aa12d24637f60f
Publikováno v:
Archives of Civil Engineering, Vol vol. 67, Iss No 2, Pp 181-194 (2021)
The paper presents the case study of geotechnical investigations reporting connected with expert’s opinion on undrained shear strength of organic sediments in the river valley at the north of Poland according to reinforcement methodology of c.a. 0,
Externí odkaz:
https://doaj.org/article/24175f1830184e9db3ffaa9548d8167a
Publikováno v:
Studia Geotechnica et Mechanica, Vol 42, Iss 2, Pp 168-178 (2020)
The paper presents the results of laboratory tests of plastic limit wP and liquid limit wL of Eemian gyttja characterized by different organic matter content Iom and calcium carbonate content CaCO3. Comparison of the liquid limit wL determined with t
Externí odkaz:
https://doaj.org/article/cc2c54c8749e443285044297bfac38d7
Autor:
Lemkowska Bożena, Sowiński Paweł
Publikováno v:
Soil Science Annual, Vol 69, Iss 2, Pp 109-120 (2018)
Several shallow lakes have been drained to make way for additional arable land or pasture in the Mazurian Lakeland (NE Poland) since the 19th century. As a result of these hydrotechnical works, the water level usually decreased by approximately 6 m.
Externí odkaz:
https://doaj.org/article/2ead707e6ff749acad151dd3df70b8ee
Publikováno v:
Mires and Peat, Vol 24, Iss 32, Pp 1-20 (2019)
Successful peatland restoration requires a knowledge of peatland stratigraphy in order to understand the hydrological and ecological conditions under which peat formation occurred and to identify realistic objectives and measures for the specific sit
Externí odkaz:
https://doaj.org/article/040ede4a5bb64acf91a3b35530d52fbd
Autor:
Grzegorz Jarnuszewski, Edward Meller
Publikováno v:
Soil and Water Research, Vol 14, Iss 1, Pp 40-46 (2019)
The study covered 6 sites located in the Vistula glaciation area in north-western Poland, where the Holocene calcareous (gyttja) deposits occur. Three types of such calcareous deposits were isolated: marly (groundwater calcretes) (CaCO3 > 80%, loss o
Externí odkaz:
https://doaj.org/article/4846b0776e8f45008cc7d53d9b3c2ac4
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