List of Articles Open Access Article Abstract Page Full-Text 1 - Prediction of SPI drought index using support vector and multiple linear regressions Saeed Samadianfard اسماعیل اسدی Open Access Article Abstract Page Full-Text 2 - Development and combination of soft computing and geostatistical models in estimation of spatial distribution of groundwater level سامان معروف پور احمد فاخری فرد جلال شیری Open Access Article Abstract Page Full-Text 3 - Assessment of geochemical and distribution of heavy metals Pb, Cu, Zn and Ni in the Aras free trade-industrial zone Shahram Shahmohammadi Kalalagh Nader Habibzadeh Open Access Article Abstract Page Full-Text 4 - BOD5 attenuation from contaminated waters by using vetiver grass in surface flow constructed wetland Saeb Khoshnavaz Open Access Article Abstract Page Full-Text 5 - Effect of layered sandy soil configuration on dispersion coefficient of nonreactive contaminant روژین نگهدار Behrouz Mehdinejadiani Open Access Article Abstract Page Full-Text 6 - Investigation of effective factors on water use efficiency of border irrigation at actual and extensible root zone depth of wheat in Hamidieh (Khuzestan) Arash Tafteh محمدرضا امداد سعید غالبی Open Access Article Abstract Page Full-Text 7 - Using desalinization models for scheduling crop rotation of saline-sodic soils: a case study in Ramhormoz region, Iran safoora Asadi Kapourchal Mehdi Homaee Open Access Article Abstract Page Full-Text 8 - Comparison of gene expression programming (GEP) and neuro-fuzzy methods for estimation of pan evaporation (case study: south Khorasan province) پرویز حقیقت جو زهرا محمدزاده شاهرودی ام البنی محمد رضا پور Open Access Article Abstract Page Full-Text 9 - Autoregressive simulation of Zarrinehrud river basin runoff using Procrustes analysis method and artificial neural network and support vector machine models بهروز سبحانی Mohammad Isazadeh منیر شیرزاد