Results 61 to 70 of about 8,426,833 (206)

SPRING WHEAT IN THE DRY CLIMATE OF THE LOWER VOLGA REGION OF RUSSIA

open access: yesSiberian Journal of Life Sciences and Agriculture
Background. The growing of spring wheat in arid conditions is a difficult task because the biological characteristics of the crop and its demands on moisture reserves. The need for sowing spring wheat in the spring is dictated by the possible death of winter grains in winter. Purpose.
Anna V. Belikina   +2 more
openaire   +2 more sources

Fine‐Tuning a Weather Foundation Model With Lightweight Decoders for Unseen Physical Processes

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 4, August 2026.
Abstract Recent advances in AI weather forecasting have led to the emergence of so‐called “foundation models”, typically defined by expensive pretraining and minimal fine‐tuning for downstream tasks. However, in the natural sciences, a desirable foundation model should also encode meaningful statistical relationships between the underlying physical ...
Fanny Lehmann   +5 more
wiley   +1 more source

Technology elements of growing of savory and giant hyssop in the Lower Volga Region [PDF]

open access: yes, 2012
The production of environmentally safe agricultural products, such as foods and raw material for perfumery, cosmetology, and pharmacological industry is very important today. For the first time the morphological and technological features of spicy-flavor
Y.K. Zemskova   +2 more
core   +1 more source

Long‐term reduction of invasive killer shrimp (Dikerogammarus villosus) density following removal of zebra mussel (Dreissena polymorpha) shells and coarse substrate on UK lake beds

open access: yesEcological Solutions and Evidence, Volume 7, Issue 3, July–September 2026.
Working with Citizen Scientists, researchers tested manual removal of coarse cobbles and zebra mussel shells from fine‐sediment lake beds to reduce invasive killer shrimp densities. Killer shrimp use these features for habitat, and after clearing them from 3 × 3 m sections of lakebed, killer shrimp densities were reduced by over 90% in these sections ...
Daniel N. Mills   +3 more
wiley   +1 more source

Medieval Pottery Ware with an Admixture of Crushed Shell from Nizhny Novgorod Volga Region

open access: yesПоволжская археология, 2019
The paper features the results of a comparative technical, technological and morphological study of two groups of medieval pottery ceramics from Kurmysh-4 settlement - with a gruss or sand admixture, and an addition of crushed shell.
Gribov Nikolay N.
doaj   +1 more source

Multidisciplinary Exploration of Computed‐Tomographic and Ancient‐DNA Data of an Iron Age Skull From Latvia With Multiple Lytic Bone Lesions: Differential Diagnosis Between Metastatic Carcinoma, Multiple Myeloma and Skeletal Tuberculosis

open access: yesEcology and Evolution, Volume 16, Issue 7, July 2026.
In this study we used a combined computed tomographic and archaeogenetic approach to analyse a skull and vertebra with lytic lesions from a disturbed grave in the Čunkāni‐Dreņģeri cemetery in Latvia, dated to 10th century CE. Both methodologies were used to evaluate a proposed differential diagnosis of multiple myeloma, metastatic carcinoma and bone ...
Alise Akermane‐Pokšāne   +6 more
wiley   +1 more source

A Framework to Assess Fine‐Resolution Land Use Implications From Global and Regional Human‐Driven Decisions: MIT IGSM‐Demeter

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 7, July 2026.
Abstract Land use change driven by human activities has significant environmental consequences that can vary significantly at local scales. However, global coupled human‐Earth system models usually project land use changes at resolutions that are too coarse to provide insights at finer resolutions that are commensurate to climate models and assessing ...
Angelo Gurgel   +7 more
wiley   +1 more source

Addition to the summary “Flora of the Lower Volga Region” of the class of Liliopsida Typhaceae – Hydrocharitaceae (according to the Engler system) based on the materials of the herbarium of the SARAT State University [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Химия. Биология. Экология
The article presents the results of a comparative analysis of the distribution of plant species belonging to the families Typhaceae, Potamogetonaceae, Ruppiaceae, Juncaginaceae, Alismataceae, Butomaceae, Hydrocharitaceae in the Lower Volga region based ...
Boldyrev, Vladimir Alexandrovich   +2 more
doaj   +1 more source

The Provenance of Silver in the Viking‐Age Hoard From Bedale, North Yorkshire

open access: yesArchaeometry, Volume 68, Issue S4, Page S86-S106, July 2026.
ABSTRACT The acquisition of silver was a key motive propelling the Viking expansion out of Scandinavia; identifying the sources of Viking silver during the early part of the Viking Age can provide critical insights into the relative significance of western European and eastern, Islamic wealth in the Viking expansion.
Jane Kershaw   +5 more
wiley   +1 more source

The vanna - volga method for derivatives pricing. [PDF]

open access: yes
This Master thesis highlights some basic features and applications of the vanna-volga method and its accuracy when pricing plain vanillas and simple barrier options. In the paper we derive formulas for premiums of vanilla FX options using two versions of
Janek, Agnieszka
core  

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