A. and Afyuni, D. 2006. Reduced tillage on furrow for wheat-corn rotation. Fourth Farm Machinery and Mechanization Conference. Tabriz University. Aug. 23. Tabriz, Iran. (in Persian)
Asoodar, M. and Sabzeh-Zar, H. 2008. Tillage-Equipments and Implements. Translated. Shahr Pub. 344 p. (in Persian)
Chaji, H., Afshar-Chamanabadi, H. and Jamili, H. 2006. Evaluation of some tillage methods on soil physical properties, water use efficiency, fuel consumption and cotton yield. J. Agric. Eng. Res.
26(7): 159-174. (in Persian)
Clyde, A. W. 1939. Improvement of disk tools. Agr. Eng. 20, 215-221.
Dehghan, E. 2009. Effect of different tillage methods and seeding rates on wheat yield and yield components in south Khuzestan. Research Report. No. 88/1220. Agricultural Engineering Research Institute. Karaj, Iran. (in Persian)
Gordon, E. D. 1941. Physical reactions of soil on plow disks. Agr. Eng. 20, 205-208.
Habibi-Asl, J. and Gilani, A. A. 2011. Evaluation of different tillage methods for wheat production after rice in south Khuzestan. Research Report. No. 90/13. Agricultural Engineering Research Institute. Karaj, Iran. (in Persian)
Habibi-Asl, J. and Dehghan, E. 2012. Evaluation of technical and yield parameters of wheat seeding methods with different seeding rates in south Khuzestan. J. Agr. Mach. Eng. 1(2): 47-57. (in Persian)
Heidarpoor, N., Ahmadi-Khah, A. and Vaezi, B. 2010. Effect of different tillage methods on soil physical properties in rain fed wheat condition. J. Soil Water Protec. 4(17):107-124. (in Persian)
Hifjur, R., Bhubaneswar, S. and Hari-Baboo, B. 2002. Computer-aided design for disk bottoms. AMA-AGR. MECH. ASIA. AF. 33(2): 19-21.
Kepner, R. A., Bainer, R. and Barger, E. L. 1978. Principles of Farm Machinery. AVI Pub. Co. New York, U.S.A.
Khosravani, A., Zabolestani, M., Sharifi, A., Mohseni-Maneshm, A,. Shahrbanoo-Nejhad, M. and Hemmat, A. 2003. Evaluation of surface tillage in water irrigated wheat. J. Agr. Mach. Eng. 17(4): 29-45.
(in Persian)
Shahrbanoo-Nejhad, M. and Sharifi, H. 2002. Evaluation of effect of subsoiler on sugar beet yield. Research Report. No. 214. Agricultural Engineering Research Institute. Karaj, Iran. (in Persian)