نتایج جستجو برای: cyclical process of succession

تعداد نتایج: 21207448  

Journal: :Environmental monitoring and assessment 2009
WenJun Zhang Wu Wei

Strong spatial correlation may exist in the spatial succession of biological communities, and the spatial succession can be mathematically described. It was confirmed by our study on spatial succession of both plant and arthropod communities along a linear transect of natural grassland. Both auto-correlation and cross-correlation analyses revealed that the succession of plant and arthropod comm...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1387

boron nitride semiconducting zigzag swcnt, $b_{cb}$$n_{cn}$$c_{1-cb-cn}$, as a potential candidate for making nanoelectronic devices was examined. in contrast to the previous dft calculations, wherein just one boron and nitrogen doping configuration have been considered, here for the average over all possible configurations, density of states (dos) was calculated in terms of boron and nitrogen ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1388

abstract sensitive and precise voltammetric methods for the determination of trace amounts of furaldehydes, mainly as furfural (f) and 5-hydroxymethyl-2-furaldehyde (hmf), in waste waters and other matrices is described. determination of total furaldehyde at < ?g g-1 levels in alkaline buffered aqueous media was individually investigated. by the use of ordinary swv and adsorptive square wave ...

Generally,some booms in housing prices are followed by busts. One common phenomenon relating these changes is that the house price cycle is generally believed to the product of the short-run deviations from the long-run upward trends. The long-term cyclical fluctuation in Iran’s housing market was periodically occurred about every 6 years. Furthermore, Movements in house prices have significant...

Jalali , Farideh, Ansari , Pegah , Bastani , Peivand , Bordbar , Najmeh , Fasihi Nia , Hamed , Nasabi , Narjes alsadat ,

Background: Management transport occurs in organizational hierarchy commonly; so, succession planning is of a great importance. In this regard, identification of the effective methods for succession planning leads to organizational success in health care systems. This study aimed to identify the dimensions of succession and formulate the components of health network managers' selection. Method...

Journal: :international journal of agricultural science, research and technology in extension and education systems 0
o. o arowolo college of agricultural management and rural development, federal university of agriculture abeokuta, pmb 2240, abeokuta, ogun state, nigeria. a. a ogunronbi college of agricultural management and rural development, federal university of agriculture abeokuta, pmb 2240, abeokuta, ogun state, nigeria. s. o apantaku college of agricultural management and rural development, federal university of agriculture abeokuta, pmb 2240, abeokuta, ogun state, nigeria. s. o adeogun college of agricultural management and rural development, federal university of agriculture abeokuta, pmb 2240, abeokuta, ogun state, nigeria.

intergenerational succession aims at the renewal of family farm and addresses the problem of increasing aged population of principal farm owners. this study assessed poultry farm characteristics and poultry farmers’ perception of farm succession planning in southwest nigeria. a multistage sampling procedure was used in selecting poultry farmers in oyo and osun states.  data were analyzed using ...

Journal: :Journal of Time Series Analysis 2021

The Hodrick–Prescott (HP) filter is a commonly used tool in macroeconomics to obtain the HP trend of macroeconomic variable. In macroeconomics, difference between original series and this called ‘cyclical component’. article, we derive autocovariance function spectrum cyclical component that consists constant, linear time trend, unit root process, weakly stationary process. We show such depends...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1388

هدف تحقیق حاضر بررسی تاثیر نشانه های فرا گفتمان متنی بر فهم متون انگلیسی به وسیله ی زبان اموزان فارسی زبان است.این تحقیق علاوه بر این کوشیده است تا میزان اگاهی این زبان اموزان و نحوه ی تعامل انان را با متون خوانده شده در زبان انگلیسی به وسیله ی پرسش نامه ی تهیه شده بررسی کند.بر اساس محتوای یک متن انگلیسی یازده سوال درست /غلط طرح گردید و یک مرتبه با ان متن و یک مرتبه با نسخه ای که نشانه ها...

Journal: :پژوهش های مدیریت منابع سازمانی 0
محمد رضا قدوسی دانشجوی دکتری، گروه مدیریت فناوری اطلاعات، دانشکده مدیریت، دانشگاه تهران، تهران، ایران محمد موسی خانی - دانشیار، گروه مدیرت فناوری اطلاعات، دانشکده مدیریت، دانشگاه تهران، تهران، ایران

this article addresses the problem of balancing the time-cost-income aspects of talent management and succession in knowledge-based organizations. reviewing the literature figures out that many researches emphasize the importance of talent management and planning for succession. while the wide range of attracting talents from outside to fill this gap to train the inside talents to have a succes...

2010
Enrico Bracci

Business succession in family firms has been one of the most investigated topics through theoretical, empirical and anecdotal studies (Brockhaus, 2004; Sharma, 2004; and Ward, 2004). However, we argue that this bulk of literature seems to neglect the role of the most intangible source of competitive advantage of firms: knowledge. At the same time, small family firms, although representing most ...

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