temperature profile determination in soils under adverse conditions of variable heat capacity and conductivity is a rather hard task. the heat capacity and conductivity are moisture dependent and both vary with the soil density. moisture movement on the other hand is temperature dependent and so the two interact. no single mathematical formulae as yet exists for anticipating the temperature dis...

various studies have been conducted to study the relationship between job involvement and organizational citizenship behavior but a very little work have been done to study the impact of both job involvement and organizational commitment on “organizational citizenship behavior”. thus the purpose of the study is to find out the relationship between job involvement, organizational commitment and ...

the economic and social impact of public participation in hableh roud project has been assessed in the current study. this is a practical-operational research implemented as based upon descriptive method. the study population included 187 individual residents in 8 villages within the hableh roud catchment basin in tehran province. random sampling was utilized and the recommendations of experts ...

in order to examine the multi-species weed competition in corn field an experiment as an interval mapping was carried out at the agricultural research field of ferdowsi university of mashhad during growing season 2009-2010. at 3-4 leafy stages of corn, 20 non-destructive quadrates determine and the density of weeds was counted separately. at the same time, 20 destructive quadrates determine and...

it has long been assumed that there is a positive relationship between religious orientation and mental health. recently, this has been supported by experimental evidence provided by psychologists of religion. in this paper, the aim of the writers is provide further support by studying the relationship between the degree of religious orientation of immigrants and their mental health, using alpo...

in recent years, economists have paid attention to the relationship between emotions and productivity. economists investigated the bi-directional effect of emotion and subjective well-being, such as happiness, on different economic variables, such as productivity, health, income, and so on. in this paper, we try to study the effect of income on labour force happiness in iran. for this purpose, ...

firms invest in their learning activities to improve their innovative efforts. these kinds of activities are either internal or external. knowledge which flows among local actors is one of the external learning factors. spontaneous knowledge flows among firms without any compensation or with compensation less than the real value is called knowledge spillover. this paper analyzes the effect of k...

the purpose of this study is to evaluate the impact of organizational ambidexterity on strategic entrepreneurship in software companies. therefore we examined the ambidexterity with two dimensions i.e. exploration and exploitation as an independent variable and strategic entrepreneurship with four dimensions i.e. entrepreneurial mindset, innovation, managing resources strategically and competit...