List of Articles Open Access Article Abstract Page Full-Text 1 - Effect of soil type, machine geometry, and working conditions on draft force of a moldboard plow and a disk plow Open Access Article Abstract Page Full-Text 2 - Drought monitoring by combination using of rainfall statistics and Terra / MODIS sensor data Open Access Article Abstract Page Full-Text 3 - Detection of Red Grape Clusters Stands using Image Processing and Neural Network in Order to Harvest the Grapes in the Application Robot Open Access Article Abstract Page Full-Text 4 - Determine the most appropriate method of rice production in northern Iran on the basis of energy Open Access Article Abstract Page Full-Text 5 - Energy efficiency improvement and input energy saving in canola production using Data Envelopment Analysis approach Open Access Article Abstract Page Full-Text 6 - Analysis of Strength and Estimate of the Creep Life in the Cylinder of Combustion Chamber in MF 399 Tractor Diesel Engine using CNG Fuel