Results 81 to 90 of about 308,768 (331)

An integrated study of earth resources in the State of California using remote sensing techniques [PDF]

open access: yes
The author has identified the following significant results. The supply, demand, and impact relationships of California's water resources as exemplified by the Feather River project and other aspects of the California Water Plan are ...
Algazi, V. R.   +5 more
core   +1 more source

Effects of the compulsory indoor confinement of organic layer poultry: a dust storm! [PDF]

open access: yes, 2006
In August 2005 an order was issued in the Netherlands for free range poultry to be kept indoors to prevent the introduction of avian influenza. The Animal Sciences Group of Wageningen UR (Wageningen University and Research Centre) conducted a telephone ...
Kijlstra, Aize, van der Werf, Joop
core   +1 more source

Impact of change in erosion rate and landscape steepness on hillslope and fluvial sediments grain size in the Feather River basin (Sierra Nevada, California)

open access: yes, 2014
. The characteristics of the sediment transported by rivers (e.g. sediment flux, grain size distribution – GSD) dictate whether rivers aggrade or erode their substrate.
M. Attal   +5 more
semanticscholar   +1 more source

Notable Impact of Paleotectonic Stress on Gold Mineralisation in the West Qinling Orogen

open access: yesGeological Journal, EarlyView.
By applying fuzzy clustering and multiple inverse methods, we systematically processed the data of vein and fault slip in this ore deposit to reveal the transition of orogenic geological environment and paleotectonic stress field. Our research results show two different stress states: the northwest–southeast extensional stress field and the northeast ...
Hongyan Wang   +3 more
wiley   +1 more source

Mechanical and structural adaptations to migration in the flight feathers of a Palaearctic passerine [PDF]

open access: green, 2020
Iván de la Hera   +5 more
openalex   +1 more source

Validation of a fault-tolerant multiprocessor: Baseline experiments and workload implementation [PDF]

open access: yes
In the future, aircraft must employ highly reliable multiprocessors in order to achieve flight safety. Such computers must be experimentally validated before they are deployed.
Feather, Frank   +2 more
core   +1 more source

Understanding the formation of twinned dendrites (‘feather’ grains) [PDF]

open access: yes, 2007
The phenomenon of feather grain growth is interesting from both a theoretical and commercial point of view. Here we report the results of phase-field simulations aimed at understanding the formation of twinned dendrites. We show that, while a competition
Mullis, A.M.
core  

Accounting for the Opportunity Cost of Children's Time in Economic Evaluation: Challenges and Frequently Asked Questions

open access: yesHealth Economics, EarlyView.
ABSTRACT Economic evaluations carried out from a societal perspective ought to account for the opportunity cost of a range of resources, including those committed by care recipients. People's time is such a resource: it is limited, valuable and it has an opportunity cost that should be reflected in cost calculations.
Lazaros Andronis   +4 more
wiley   +1 more source

Optimális vedlési stratégiák = Optimal moult strategies [PDF]

open access: yes, 2009
A pályázat fő célja annak kiderítése volt, hogy a különböző állapotváltozók hogyan befolyásolják az optimális viselkedést, speciálisan a hogyan befolyásolják a fő életmenet események időzítését az éves cikluson belül. E cél elérése érdekében több modellt
Alasdair, I. Houston   +4 more
core  

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