List of Articles Methane fraction Open Access Article Abstract Page Full-Text 1 - Application of GMDH and genetic algorithm in fraction in biogas from landfill modeling Mohammad Javad Zoqi Mohammad Ghamgosar Mohammad Ghamgosar Saeed Fallahi 10.22034/jest.2016.9534 Open Access Article Abstract Page Full-Text 2 - Phytochemical investigation of the extract of different organs of Silene conoidea. L. using gas chromatography-mass spectrometer in Sabzevar Samira Eghbali Mino Qalichi Akram Taleghani