aims: nowadays, the widespread use of new technologies and the need for more education and expense, force the educational and economical centers to use the new educational approaches. one of these approaches is e-learning. knowledge management seeks to increase the information processing capacity through innovation and creative power of human beings. this paper aimed to investigate the effect o...

SoilScience • Volume 175, Number 11, November 2010 Urease is one of the most thoroughly studied soil enzymes because it greatly influences the fate and performance of a widely used fertilizer (urea) (Bremner and Mulvaney, 1978; Ma et al., 1999; Tate, 2002). Urea was reported to be taken up by microorganisms, such as Corynebacterium glutamicum and Paxillus involutus (Jahns and Kaltwasser, 1989; ...

This research was conducted to compare the depression level and the identity styles between students in Allameh University and Islamic Seminary in Tehran city. The research method was the ex post facto or causal-comparative kind. In this research, all the students of Allameh University and Islamic Seminary were chosen as the research population. Among the statistical population, by using the co...

purpose: this study aimed to assess the relationship between religious orientation (internal / external) of library users and their tendency to safekeeping and protect the information resources and heeding library rules. method: the research method was survey and the data gathered using the alport questionnaire of religious orientation and a questionnaire for assessing the tendency of the users...