List of Articles آنالیز مولفه های اصلی Open Access Article Abstract Page Full-Text 1 - The study of Environmental Factors in Pteridium Aquilinum (L.) Kuhn Dispersion Nazanin Yadollahi Nematollah Khorasani Asadollah Mataji Vahid Etemad Elmira Kazemi Jahandizi Open Access Article Abstract Page Full-Text 2 - Investigating site demands of Sorbus torminalis Crantz.(L.) species in Arasbaran forests, , East Azarbaijan province, Iran Tohid Ebrahimi Gajoti Zhila Balaei Yousef Imani Dizaj-Yekan Akbar Abdi Ghazi Jahani