Results 51 to 60 of about 15,893 (305)

Correcting Apparent Priming Bias Unveils Fertilizer Nitrogen‐Risk Archetypes of Surplus and Depletion Across Asian Rice Systems

open access: yesAdvanced Science, EarlyView.
Correcting the apparent priming effect resolves systematic biases in Asian rice fertilizer nitrogen accounting. Net soil retention drops below 7%, while 48% of fertilizer escapes, inflicting US$98.53 billion in annual reactive‐nitrogen damages. High‐resolution mapping uncovers N‐risk archetypes across 42% of the rice area, delivering a spatially ...
Xiuyun Liu   +5 more
wiley   +1 more source

Sensitivity Analysis of Selected Random Variables of Existing Offshore Jacket Structures in Persian Gulf

open access: yesInternational Journal of Coastal and Offshore Engineering, 2017
Structural integrity evaluation of an existing offshore platform typically is based on a combination of non-linear structural analysis together with risk and reliability analysis. Quantitative assessment of the probability of failure of a jacket platform
Mostafa Zeinoddini   +4 more
doaj  

The trade agreement between Russia and Persia in 1717

open access: yesВестник Тамбовского университета. Серия: Гуманитарные науки
Importance. The history of Russian-Iranian relations dates back more than one hundred years and throughout the entire period they played an important role in the political and economic spheres of our state.
M. M. Imasheva, R. N. Pirova
doaj   +1 more source

Crime art on the stone: Graffiti Vandalism on cultural heritage and the anti-graffiti role in its surfaces protection

open access: yes, 2015
Apparently perceived like an easy thing commonly used, spray paint is a very complex product composed by substances strongly penetrating particularly into the porous materials. This characteristic is very hazardous for our cultural heritage.
Persia, F.
core   +1 more source

Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The objective of the paper is to evaluate the long‐term prospects of sustainable productivity growth linked to plausible assumptions on public agricultural R&D investments as the key productivity driver. Second, it investigates the role of changing R&D focus from yield maximization to input saving technologies (fertilizers and pesticides). The
Zuzana Smeets Křístková   +4 more
wiley   +1 more source

Fabian Boital, pioneer of Persian railway projects

open access: yesRUDN Journal of World History
The study discusses the competition among great powers for railway concessions in Persia, with a particular focus on the involvement of French entrepreneur Fabian Boital.
Zaven A. Arabadzhyan
doaj   +1 more source

Preparation, Component Identification, and Antioxidant Activity of Anthocyanins From Punica granatum “Tunisia”

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
The preparation for Tunisian pomegranate anthocyanin extract. The molecular mechanisms underlying the antioxidant effects of these compounds were investigated using network pharmacology and molecular docking. Antioxidant activity was evaluated through DPPH, ABTS, and FRAP assays, whereas the effects on oxidative stress and inflammation were examined in
Jing Zhang   +6 more
wiley   +1 more source

Development of Road Infrastructure in Transcaucasia in the Second Half of the 19th - Early 20th Century

open access: yesRUDN Journal of Russian History
The author examines the historical experience of the development of the road infrastructure of Transcaucasia in the second half of the 19th - early 20th centuries.
Petr A. Kolpakov
doaj   +1 more source

Bolshevism, Islamism, Nationalism: Britain’s Problems in South Asia, 1918–1923 [PDF]

open access: yes, 2014
As many scholars have noted, in the immediate years after the First World War, the British Empire faced important challenges to its future survival, not least of which was the growth of three key movements: Bolshevism, Islamism and nationalism.
Campbell, Heather Alison
core  

The Effect of Resistance Training and Ursolic Acid on the PI3K‐AKT‐mTOR Pathway in Aged Diabetic Rats: A Comparative Study

open access: yesAGING MEDICINE, EarlyView.
Resistance training combined with ursolic acid supplementation restores anabolic signaling (PI3K/mTORC1) suppressed by diabetes, helping preserve muscle mass. This strategy may offer a potential therapeutic approach to combat muscle atrophy and support healthy aging in diabetic conditions.
Ashkan Sadeghi   +4 more
wiley   +1 more source

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