Results 151 to 160 of about 558,212 (357)
Abstract Background Most pure maple syrup produced in North America is produced from the sap of sugar maple trees (Acer saccharum). Interest is growing to utilize other maple species in different regions of North America outside the native range of sugar maple.
Ann E. Colonna +2 more
wiley +1 more source
ACTIVITIES OF THE TULA PROVINCIAL ZEMSTVO IN CARING FOR ORPHANS IN THE LATE 19TH – EARLY 20TH CENTURIES [PDF]
M.O. Safronova
openalex +1 more source
“Landscape and Heritage of Hydroelectricity in Portugal” [PDF]
Hydroelectric power plants provided countries with scarcity of coal, such as Portugal, with a vital source of energy for the production of electricity in large quantities.
Matos, Ana Cardoso de
core
Polyphenolic Activation of Basophils Explains Alcohol Hypersensitivity in AERD
The mechanism behind alcohol sensitivity in AERD has not been previously characterized. This study demonstrates the activation of basophils in patients with CRSwNP and AERD by polyphenolic compounds, but not ethanol. Since these compounds can be found in alcoholic beverages in similar frequencies by which they trigger symptoms, this research provides a
Spencer C. Payne +3 more
wiley +1 more source
ABSTRACT A stable vegetation cover on given habitat conditions can be one of the possible requirements for post‐mining sites, as it can prevent erosion and dustiness of these anthropogenic surfaces and bring several practical future benefits, such as biomass production and microclimate improvement.
Tomáš Matys Grygar +5 more
wiley +1 more source
Slavery became a moral and conceptual problem during the 19th century. The idea of a workforce tied to only one owner contradicts the basic needs of capitalism. The abolitionist discourse focuses on Africa during that stage.
César J. Solá García
doaj
Population structure in landrace barley (Hordeum vulgare L.) during the late 19th century crop failures in Fennoscandia. [PDF]
Forsberg NEG, Leino MW, Hagenblad J.
europepmc +1 more source
ABSTRACT Permafrost is rapidly degrading in the sporadic zone, including palsa mires in Scandinavia. Peatlands in the area have likely accumulated heavy metals from atmospheric deposition of industrial contaminants in the wider region. As the palsa mire chemical composition is not well known, and in other permafrost regions the permafrost thaw may ...
Joanna Katarzyna Jóźwik +7 more
wiley +1 more source

