Results 81 to 90 of about 762 (151)

The Tlaxcala basin paleosol sequence: a multiscale proxy of middle to late Quaternary environmental change in central Mexico

open access: yesRevista Mexicana de Ciencias Geológicas, 2014
The Central Mexican Highlands still lack a consistent scenario of Quaternary environmental evolution, especially for the period before the last glacial/interglacial cycle.
Sergey Sedov   +6 more
doaj  

Rationale of the PAPAartis trial. [PDF]

open access: yesAnn Cardiothorac Surg, 2023
Misfeld M   +4 more
europepmc   +1 more source

Magnetic signature of European margin sediments: Provenance of ice-rafted debris and the climatic response of the British ice sheet during Marine Isotope Stages 2 and 3

open access: yes, 2008
Mineral magnetic measurements are used to distinguish ice-rafted debris (IRD) sources and climate cycles spanning Marine Isotope Stage (MIS) 3 and MIS2 in core MD95-2006, from the Barra Fan, NE Atlantic.
Austin, William E. N.   +3 more
core   +1 more source

Dark humic alluvial paleosols in Central and Southern Mexico:: Micromorphological indicators of Late Pleistocene megafauna habitats.

open access: yes, 2013
During the Late Pleistocene, Mexico had a richer fauna than today with many different forms of megafauna that are now extinct. However, the ecosystems they inhabited and the particular ecological niches that they occupied are still poorly understood ...
Sedov, Sergei   +3 more
core  

Age determination, bulk mineral assemblage and sedimentology of sediment cores North and South of the Denmark Strait

open access: yes, 2017
The sediment records from north and south of Denmark Strait (cores PS2644 and MD99-2323) and on the Kangerlussuaq Trough Mouth Fan (KTMF) (MD99-2260) are evaluated for the period 12 to 60 cal ka BP with the goal of evaluating: 1) the relative roles of ...
Christoph Vogt (6958577)   +7 more
core   +1 more source

Interferência em misturas de feijão

open access: yes, 2017
This work had as main objectives 1) to examine the magnitude of interference effects on bean cultivars, under two population densities, through the use of a new coefficient (Coefficient of Interference); and 2) To verify possible correlations among grain
Silveira, Expedito Paulo   +7 more
core  

AMČR - archeologický záznam C-9111860A

open access: yes
Stav: 3Lokalizace/okolnosti: MIS2 - jižní úbočí Kalkofen Koppe. Prospekce v rámci projektu ArchaeoMontan.Souhrn/upřesnění: Skupina štol s obvaly (cca 15), některé přístupné, na jižním úbočí vrchu Kalkofen Koppe. U přístupové komunikace torzo pece.
https://api.aiscr.cz/id/ORG-000031   +1 more
core  

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