List of Articles Generalized additive model Open Access Article Abstract Page Full-Text 1 - Predictability of Statistical models in the evaluate site productivity Fagus Orientalis Lipsky trees Somayeh Dehghaninezhad Seyed Jalil Alavi Seyed Mohsen Hosseini Open Access Article Abstract Page Full-Text 2 - Effects of Topography and Soil Variables on Abundance of Onobrychis chorassanica Bunge. in Kardeh and Kurtian Rangelands, Mashhad, Iran Majid Dashti Hamidreza Mirdavoudi Alireza Ghasemi Arian Narjes Azizi