the purpose of this study is to identify the barriers of application of precision farming in the view of agricultural researchers in khouzestan province. the research method was survey. agricultural researchers in khouzestan province considered as statistical population (n=136). all researchers considered as sample size by census method.  after designing and validating the questionnaire, the qu...

Social networking sites, such as Facebook, have gained immense popularity as communication platforms and as advertising tools. Generation Yers have a strong need to engage with others and make connections-digitally and in person. This paper examines the Facebook behavior of Generation Y by means of a self-administered survey of 383 university students. The purpose of this research was to determ...

Building on earlier work the present study examines the empirical association between contrasting forms of "memorising", as suggested in the phenomenographic literature (but operationalised here in a form amenable to statistical modelling), and also between such forms of "memorising" and other established explanatory sources of variation in student learning. The aim of this work is directed tow...

the main purpose of this study was to analyze the causes, impacts and mechanisms of drought crisis management in rural and nomadic communities in iran. 201 experts and managers involved in drought crisis management were surveyed through a complete enumeration/census. face validity and content validity of the questionnaire were confirmed by experts. the calculated cronbach’s alpha for the differ...