نتایج جستجو برای: sown areas portfolio

تعداد نتایج: 422903  

Journal: :Siberian journal of life sciences and agriculture 2023

The aim of this study is to determine the impact ratio sown areas and own production agricultural products on food independence Jewish Autonomous Region in 2005-2020.
 Material methods. authors, carrying out a comparative analysis dynamic series indicators land area by type production, used economic-statistical method, method synthesis, as well methods vertical horizontal analysis.
 R...

1999
J. Eastham P. J. Gregory D. R. Williamson G. D. Watson

The losses of water by evapotranspiration and evaporation from soil were investigated during two seasons from wheat and lupin crops sown at two times. Evapotranspiration was measured using ventilated chambers and microlysimeters were used within the chambers to measure evaporation from the soil surface. These techniques allowed the partitioning of evapotranspiration into its two components. In ...

2010
Jong-Sung Park

Getting value from IT investments is mentioned as one of the reasons why organizations should pay attention to IT governance. (Applegate et al (2009)). As far as the IT governance of IT is concerned, IT portfolio management is often viewed as a condition, without which it is difficult to fit in IT investment optimally within an organization's requirements. (Dhillon, et al (2010)). This article ...

2010
Theo J. G. Thiadens C. G. A. Steenbackers

Getting value from IT investments is mentioned as one of the reasons why organizations should pay attention to IT governance. (Applegate et al (2009)). As far as the IT governance of IT is concerned, IT portfolio management is often viewed as a condition, without which it is difficult to fit in IT investment optimally within an organization's requirements. (Dhillon, et al (2010)). This article ...

Journal: :Biology letters 2007
M S Heard C Carvell N L Carreck P Rothery J L Osborne A F G Bourke

Bumble-bee declines across Europe have been linked to loss of habitat and forage availability due to agricultural intensification. These declines may have severe ecological and commercial consequences since bumble-bees pollinate a range of wildflowers and crops. In England, attempts are being made to reintroduce forage resources through agri-environment schemes, yet there are few data on how th...

2014
Philipp von Gillhaussen Uwe Rascher Nicolai D. Jablonowski Christine Plückers Carl Beierkuhnlein Vicky M. Temperton

Priority effects occur when species that arrive first in a habitat significantly affect the establishment, growth, or reproduction of species arriving later and thus affect functioning of communities. However, we know little about how the timing of arrival of functionally different species may alter structure and function during assembly. Even less is known about how plant density might interac...

Journal: :international journal of finance, accounting and economics studies 0

in this research, performance of portfolios formed by use of grid strategy based on new variables (aggressive, indifference and defensive stocks) presented by rahnamaye roodposhti (1388), and traditional ones (growth, growth-value and value stocks), calculated with sharpe and treynor performance measures and tested by an active portfolio management approach to identify the portfolios by perform...

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