نتایج جستجو برای: these days

تعداد نتایج: 3303144  

2000
Michael Burawoy

What is Russia and where is it going? As we approach the ninth year after the Fall, we are faced with Russia’s unprecedented economic decline, year in year out. The story is grim whether measured by gross domestic product, capital investment, industrial and agricultural output, inflation, budget deficits, international debt, educational levels, or health and mortality. Just when economists anti...

2011
Kornelius Kraft Julia Lang

Profit Sharing and Training We analyze the impact of profit sharing on the share of workers receiving training. An effect is plausible because: 1) profit sharing is a credible commitment by firms to reward firmspecific skills acquired by formal or informal training, 2) profit sharing may reduce turnover and increase the returns to training, 3) a common payment for the whole workforce leads to p...

2015
Christos G. Xanthis Sebastian Bidhult George Kantasis Einar Heiberg Håkan Arheden Anthony H. Aletras

BACKGROUND T1 mapping is widely used today in CMR, however, it underestimates true T1 values and its measurement error is influenced by several acquisition parameters. The purpose of this study was the extraction of accurate T1 data through the utilization of comprehensive, parallel Simulations for QUAntifying RElaxation Magnetic Resonance constants (SQUAREMR) of the MOLLI pulse sequence on a l...

Journal: :Journal of animal science 2008
L A Kuehn D R Notter R M Lewis

Flocks participating in sire referencing schemes can achieve greater genetic gains than those achievable by within-flock selection. However, requirements for joining these schemes can be prohibitive to some producers. The objectives of this study were to determine whether less restrictive schemes or schemes of shorter duration could achieve rates of gain and reduce inbreeding as efficiently as ...

2017
J. P. Matos A. J. Schleiss

While holding great development opportunities to be seized, Africa has been identified as particularly vulnerable to climate changes, and the ZRB is no exception to that. With increasing demands to the Zambezi system in terms or water and energy, and rising challenges in the form of less runoff due to climate change, it is paramount to plan ahead. In particular, it must be understood how major ...

Journal: :Journal of environmental quality 2017
Claire Baffaut Nathan O Nelson John A Lory G M M M Anomaa Senaviratne Ammar B Bhandari Ranjith P Udawatta Daniel W Sweeney Matt J Helmers Mike W Van Liew Antonio P Mallarino Charles S Wortmann

The Agricultural Policy Environmental eXtender (APEX) model is capable of estimating edge-of-field water, nutrient, and sediment transport and is used to assess the environmental impacts of management practices. The current practice is to fully calibrate the model for each site simulation, a task that requires resources and data not always available. The objective of this study was to compare m...

2001
M. Maltoni J. W. F. Valle

Using the most recent atmospheric neutrino data, as well as short-baseline, longbaseline and tritium β-decay data we show that the joint interpretation of the LSND, solar and atmospheric neutrino anomalies in (3+1) sterile neutrino schemes is severely disfavored, in contrast to the theoretically favored (2+2) schemes.

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده پزشکی 1390

nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...

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