Results 1 to 10 of about 4,915 (201)

Diversity Patterns of Spontaneous Plants and Their Multi-Scale Driving Mechanisms in Cold Regions: A Case of 14 Cities in Heilongjiang Province, China [PDF]

open access: yesPlants
Cold-climate cities remain poorly studied, yet their spontaneous flora is strongly shaped by severe winters and short growing seasons. Heilongjiang Province, the northernmost region of China, provides a valuable case study given its rapid urbanization ...
Feinuo Li   +4 more
doaj   +2 more sources

Ammonites and stratigraphy of the Achdorf Formation (Braunjura Group; Aalenian) at the Wochenberg hill near Schömberg-Schörzingen (W Swabian Alb, SW Germany) [PDF]

open access: yesZitteliana, 2022
In sections of the Achdorf Formation at the Wochenberg hill (western Swabian Alb, SW Germany), a succession of five ammonite biohorizons is distinguished (from bottom to top): the crassicostatum and viallii biohorizons of the Lower Aalenian (Bifidatum ...
Volker Dietze   +4 more
doaj   +3 more sources

Astronomical calibration of late middle Eocene radiolarian bioevents from ODP Site 1260 (equatorial Atlantic, Leg 207) and refinement of the global tropical radiolarian biozonation [PDF]

open access: yesJournal of Micropalaeontology, 2022
The middle Eocene sedimentary sequence drilled at Ocean Drilling Program Site 1260 (Leg 207), Demerara Rise, western equatorial Atlantic, yielded a rich and diverse radiolarian fauna.
M. Meunier, T. Danelian
doaj   +1 more source

Morphological variability, density and yield of Trifolium repens in different ecological and coenotic conditions [PDF]

open access: yesBIO Web of Conferences, 2022
White clover (Trifolium repens L.) is a valuable melliferous, pasture and a promising species for use as a medicinal raw materials. T. repens herb contains ascorbic acid, carotene, alkaloids, glycosides and other substances.
Demina Galina   +2 more
doaj   +1 more source

Optimization of the Thermal Environment of Large-Scale Open Space with Subzone-Based Temperature Setting Using BEM and CFD Coupling Simulation

open access: yesEnergies, 2023
A cruise ship, which has large-scale open spaces, has an uneven cabin thermal environment in the cruise public space, leading to overcooling or poor cooling issues.
Qihang Zhang   +4 more
doaj   +1 more source

A multimaterial extension to subzonal reconstruction [PDF]

open access: yesJournal of Computational Physics, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
David P. Starinshak   +1 more
openaire   +2 more sources

Stratigraical studies on the Upper Cretaceous - Lower Eocenerocks in Central Eastern Desert, Egypt [PDF]

open access: yesDelta Journal of Science, 2016
An attempt has been made to construct the lithostratigraphic and biostratigraphiccharacters of the Upper Cretaceous-Lower Eocene rocks exposed at Gebel Duwi andGebel Atshan sections, central Eastern Desert.
M. S. Fathy   +3 more
doaj   +1 more source

Biostratigraphy and sedimentary sequences of the Toarcian Hainberg section (Northwestern Harz foreland, Northern Germany) [PDF]

open access: yesZitteliana, 2023
A temporary outcrop in southern Lower Saxony permitted the sedimentological, geochemical and palaeontological investigation of a 40.8 m thick Toarcian section, from the top of the Amaltheenton Formation, through the Posidonienschiefer and Jurensismergel ...
Gernot Arp   +3 more
doaj   +3 more sources

Biostratigraphy and sequence stratigraphy of the Toarcian Ludwigskanal section (Franconian Alb, Southern Germany) [PDF]

open access: yesZitteliana, 2021
Extensive construction work at the canal cutting of the Ludwigskanal near Dörlbach, Franconian Alb, provided the opportunity to re-investigate a scientific-historical and biostratigraphically important reference section of the South-German Toarcian.
Gernot Arp   +4 more
doaj   +3 more sources

New Biochronological Scales of Planktic Foraminifera for the Early Danian Based on High-Resolution Biostratigraphy

open access: yesGeosciences, 2021
After the Cretaceous/Paleogene boundary (KPB) catastrophic mass extinction event, an explosive evolutionary radiation of planktic foraminifera took place in consequence of the prompt occupation of empty niches. The rapid evolution of new species makes it
Ignacio Arenillas   +2 more
doaj   +1 more source

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