List of Articles Open Access Article Abstract Page Full-Text 1 - Energy consumption for the production of wheat and barley in comparison with the traditional system of mechanized systems in the city of Maku Open Access Article Abstract Page Full-Text 2 - Study on some physical properties and aerodynamic mass of two varieties of seeds and nuts in water harvesting to processing Open Access Article Abstract Page Full-Text 3 - Study parameters to reduce an effective farm tractor Open Access Article Abstract Page Full-Text 4 - Tractor repair cost estimate using mathematical modeling in Fars province Open Access Article Abstract Page Full-Text 5 - Energy indices for production of cucumbers in the city Borujen Open Access Article Abstract Page Full-Text 6 - Implementation and evaluation of electronic control systems furrower-Kvdkar output device based on the location changes Open Access Article Abstract Page Full-Text 7 - Mathematical modeling of drying corn kernels on a rotating cylindrical dryer