Results 101 to 110 of about 78,694 (269)

40Ar/39Ar age of gold-arsenic ores Vorontsovskoe gold deposit (the Northern Urals)

open access: yesЛитосфера, 2017
The subject of the study is gold-arsenic ores of the Vorontsovo gold deposit, belonging to the Carlin (Nevadian) type of mineralization. The deposit belongs to the large deposits class, it is localized near Auerbakh granitoid massif (diorites, quartz ...
V. Murzin Valery   +3 more
doaj   +1 more source

Veronica paczoskiana is no more than a pine forest ecotype of V. spicata that evolved independently in forest‐steppes of Ukraine and the Altai region

open access: yesNordic Journal of Botany, Volume 2026, Issue 3, March 2026.
The Eurasian steppe area has been a dynamic vegetation biome during the Pleistocene with its repeated cycles of forest advances and retreats. Such a scenario allows the evolution of ecotypes at the ecotone with the potential for parallel evolution in different parts of the distribution area.
Dirk C. Albach   +4 more
wiley   +1 more source

New records of lichens from Middle Urals, Russia [PDF]

open access: yes, 2012
Twelve species of lichenized ascomycetes are reported from the Middle Urals, in the limits of Sverdlovsk Region. Anema nummularium and Fellhaneropsis vezdae are new to Russia.
Paukov, Alexander G.   +1 more
core   +1 more source

Angiopoietin‐1, Angiopoietin‐2 and Vascular Endothelial Growth Factor Levels in Canine Leishmaniosis

open access: yesVeterinary Medicine and Science, Volume 12, Issue 2, March 2026.
Ang‐1, Ang‐2 and VEGF levels significantly varied in different stages of canine leishmaniosis. ABSTRACT Background Canine leishmaniosis (CanL) is a zoonotic vector–borne disease and is primarily associated with systemic inflammation, endothelial dysfunction and immune dysregulation.
Gamze Gultekin   +10 more
wiley   +1 more source

Crop calendars for the US, USSR, and Canada in support of the early warning project [PDF]

open access: yes
New crop calendars are produced for U.S. regions where several years of periodic growth stage observations are available on a CRD basis. Preexisting crop calendars from the LACIE are also collected as are U.S.
Hodges, T.   +2 more
core   +1 more source

PSEUDOMORPHIC HEMATITE AFTER ORE CLASTS OF GOSSANITES OF THE MOLODEZHNOE CU-ZN MASSIVE SULFIDE DEPOSIT (SOUTH URALS) [PDF]

open access: yesМинералогия, 2019
The structural and mineralogical features of pseudomorphic hematite after ore clasts are considered for gossanites (products of complete submarine oxidation of massive sulfide ores), which form the sedimentary halos at the flanks of the Molodezhnoe Cu-Zn
N.R. Ayupova, V.V. Maslennikov
doaj  

Adaptive Significance of Nickel Hyperaccumulation by Plants

open access: yesEcological Research, Volume 41, Issue 2, March 2026.
Metal hyperaccumulation may enhance plant fitness through multiple, non‐exclusive mechanisms, including elemental defense against herbivores and pathogens, altered pollinator interactions, and increased reproductive performance in metal‐rich soils. Metals may also affect plant–plant interactions via elemental allelopathy and improve stress tolerance ...
Molly E. Waddington   +2 more
wiley   +1 more source

FAHLORES OF ORE FACIES OF THE YUBILEYNOE MASSIVE SULFIDE DEPOSIT (SOUTH URALS) [PDF]

open access: yesМинералогия, 2018
The Ag-, Te-, Mn, Pb-bearing tennantite and minerals of the tennantite-tetrahedrite series are recognized in chalcopyrite-pyrite-sphalerite-talc-calcite smoker chimneys, bornite- and chalcopyrite-rich and quartz-carbonate-hematite diagenites and ...
A.S. Tseluyko   +3 more
doaj  

Distributional Cues in Construction Acquisition: A Comparative Study of Native and Nonnative English Speakers Using the As‐Predicative Construction

open access: yesLanguage Learning, Volume 76, Issue 1, Page 67-102, March 2026.
Abstract This study investigates how distributional cues are integrated into the mental representation of the as‐predicative construction by English native and nonnative speakers, drawing on associative learning theory. We examined speakers’ constructional retrieval when given a verbal cue (Experiment 1) and their verb retrieval when given a ...
Ivana Domazetoska, Helen Zhao
wiley   +1 more source

Spartan Daily, March 15, 1993 [PDF]

open access: yes, 1993
Volume 100, Issue 31https://scholarworks.sjsu.edu/spartandaily/8389/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +3 more sources

Home - About - Disclaimer - Privacy