Abbaspour-Gilandeh, Y., Khalifeh, A. and Ghavami-Jolandan, S. 2016. Evaluation of factors affecting the draft of a curved shape subsoiler and prediction of its draft using multiple variables regression model. J. Agric. Eng. 38(2): 95-110. (in Persian)
Abbaspour-Gilandeh, Y., Rashidi-Mohammad-Abad, F. and Askari-Asli-Ardeh, E. 2010. Design, construction and calibration of systems to measure dynamic load, actual speed and drive wheels slip of tractor MF-285. Proceedings of the 1st National Conference on agricultural mechanization and new technologies. Ahvaz, Iran. (in Persian)
Abbaspour-Gilandeh, Y., Fazel-Niari., Z., Shahgholi, G. and Bavafa, M. 2012. Design and construction of a high speed inter-row cultivator. Appl. Mech. Mater. 110-116, 4114-4918.
Abbaspour-Gilandeh, Y., Haghighat-Shishvan, S., Rasooli-Sharabiani, V. and Fazel-Niari, Z. 2013. Design, construction and calibration of an adjustable three-point hitch dynamometer for common agriculture tractors in Iran. J. Agric. Eng. Res. 11(2): 29-48. (in Persian)
Abbaspour-Gilandeh, Y., Khalilian, A., Alimardani, R., Keyhani, A. and Sadati, S.H. 2005. Energy savings with variable-depth tillage. Southern Conservation Tillage Systems Conference. Clemson University.
Abbaspour-Gilandeh, Y., Ahani, M., Askari-Asli-Ardeh, E., Rasooli-Sharabiani, V. and Sofalian, O. 2010. Design, fabrication and evaluation of a tractor-mounted soil cone penetrometer with multiple probes. J. Agric. Eng. Res. 11(1): 19-34. (in Persian)
Alimardani, R. 1987. A computer based instrumentation system for measuring tractor field performance.
Ph. D. Thesis. Iowa State University. Ames, Iowa.
Al-Janobi, A. and Al-Suhaibani, S. A. 1998. Draft of primary tillage implements in sandy loam soil. Appl. Eng. Agric. 14(4): 343-348.
Al-Janobi, A., Wahby, M. F., Aboukarima, A. M. and Al-Hamed S. A. 2002. Influence of chisel plow shank shape on horizontal and vertical force requirements. Agric. Sci. 7(1): 13-19.
Al-Suhaibani, S. A. and Ghaly, A. E. 2010. Effect of ploughing depth of tillage and forward speed on the performance of a medium size chiesel plow operating in a sandy soil. Am. J. Agr. Biol. Sci. 3, 588-596.
Bedri, A. R. and Al-Hashem H. A. S. 2006. High precision instrumentation package for monitoring the tractor performance. Sci. J. King. Faisal. Uni. (Basic Applied Sciences). 7, 95-106.
Biswas, H. S. 2000. Animal-drawn weeders for weed control in India. Technical Bulletin CIAE/78/3. Central Institute of Agricultural Engineering (CIAE). Bhopal, India.
El-Sayed, M. E. E and Zumwalt, K. W. 1990. Efficient design sensivity derivatives for multy-load case structures as an integrated part of finite elemrnt analysis. Comput. Struct. 40 (6): 1461-1467.
Fathollahzadeh, H., Mobli, H., Rajabipour, A., Minaee, S., Jafari, A. and Tabatabaie, S. M. H. 2010. Average and instantaneous fuel consumption of Iranian conventional tractor with moldboard plow in tillage. J. Eng. Appl. Sci. 5(2): 30-35.
Godwin, R. J. and O’Dogherty, M. J. 2007. Integrated soil tillage force prediction models. J. Terra. 44, 3-14.
Hansson, P. A., Lindgren, M., Nordin, M. and Pettersson, O. 2003. A methodology for measuring the effects of transient loads on the fuel efficiency of agricultural tractors. Am. Soc. Agr. Eng. 19(3): 251-257.
Jalali, A., Mahmoudi, A., Valizadeh, M. and Eskandari, I. 2015. The effect of conservation tillage forward speed and depth on farm fuel consumption. J. Agric. Mach. 5(2): 325-335. (in Persian)
Karparvarfard, S. H. and Rahmanian-Koushkaki, H. 2015. Development of a fuel consumption equation: Test case for a tractor chisel-ploughing in a clay loam soil. J. Biol. Eng. 130, 23-33.
Lisowski, A., Klonowski, J., Green, O., Swietochowski, M., Sypula, M., Struzyk, A., Nowakowski, T., Chlebowski, J., Kaminnski, J., Kostyra, K., Mieszkalski, L. and Lauryn, D. 2016. Duckfoot tools connected with flexible and stiff tines: Three components of resistances and soil disturbance. J. Soil. Till. Res.
158, 76-90.
Moitzi, G., Szalay, T., Schuller, M., Wagentristl, H., Refenner, K., Weingartmann, H., Liebhard, P., Boxberger, J. and Gronauer, A. 2013. Effects of tillage systems and mechanization on work time, fuel and energy consumption for cereal cropping in Austria. Agric. Eng. Int. CIGR. 15(4): 94-101.
Moitzi, G., Wagentristl, H., Refenner, K., Weingartmann, H., Piringer, G., Boxberger, J. and Gronauer, A. 2014. Effects of working depth and wheel slip on fuel consumption of selected tillage implements. Agric. Eng. Int. CIGR. 16(1): 182-190.
Rohit, K. and Sahu, H. R. 2006. An approach for draft prediction of combination tillage implements in sandy clay loam soil. Soil Till. Res. 90, 145-155.
Solhjou, A. A., Fielke, J. and Desbiolles, J. 2011. Effect of narrow opener geometry on lateral surface soil movement and implications for no-till seeding. 5th World Congress on Conservation Agriculture. Brisbane, Australia.