background: in this study, the impact of self-citation (journal and author) on impact factor of iranian english medical journals in two international citation databases, web of science (wos) and islamic world science citation center (isc), were compared by citation analysis. methods: twelve journals in wos and 26 journals in isc databases indexed between the years (2006-2009) were selected and ...

the purpose of this research was analyzing factors affecting non-participation of stakeholders in rangeland management projects. the research method was descriptive-correlative design in ranches of piranshahr rangelands in western azerbaijan province, iran. all ranches that studied (zioke yurd, ziuke mirgah chaku, khargedashan yurd and gardeh bon), are utilized in common use manner. simple rand...

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He received his B.Sc. degree in Biology (1990) from Department of Biology, University of British Columbia, Canada, also M.Sc. in Botany (1993) from Department of Botany, University of British Columbia, Canada and Ph.D. in Plant Ecology (1996) from Department of Animal & Plant Sciences, University of Sheffield, England.Dr. Fraser's expertise is in grassland and wetland ecosystems, with a focus o...