Ashworth, M.; J. Desbiolles, and E. Tola (2010). Disc Seeding in Zero-till Farming Systems: A Review of Technology and Paddock Issues. Western Australian No-Tillage Farmers Association, Northam, Western Australia. 224 pp.
Chen, Y.; S. Tessier and B. Irvine (2006). Drill and crop performance as affected by different drill configurations for no-till seeding. Soil and Tillage Res., Vol.77, 147-155.
Chaudhuri, D. (2001). Performance evaluation of various types of furrow openers on seed drills. A. Review. J. Agric. Eng. Res. 79 (2), 125-137
Giles, J. F.; A.W. Cattanach and N. R. Cattanach (1995). Effect of seedbed moisture management on sugar beet stand establishment, yield and quality. Proceedings of the 58th. Winter Congress International Institution of Sugar Beet Research, p. 521- 522.
Hunt R. D. (ed.) (1983). Farm Power and Machinery Management. 9th., Cushing-Malloy Inc., NY.
Khater, M. M. I. (2010). Comparison study between some minimum tillage systems in sandy loam soil. Egyptian. J. Appl. Sci., 20 (5): 286-296
Klute, A. (ed.) (1986). Methods of Soil Analysis. Part 1. Physical and Minerological Properties. Am. Soc. Agron. Inc., Agronomy Series 9. USA. 1173 pp.
Magdy, A. A. M. (1998). Cotton mechanical planting parameters in new land. M.Sc. Thesis, Fac. Agric., Zagazig Univ., Egypt.
Murray J. R.; J. N. Tullberg and B. B. Basnet (2006). Planters and Their Components Types, Attributes, Functional Requirements, Classification and Description. ACIAR Monograph No.121. 306 pp.
Rainbow, R. (2008). Integration of No-till and Precision Agriculture Technologies and future Challenges to Conservation Agriculture in Australia. In: Goddard, et al. (eds), No-till Farming System. Special publication No.3, World Association of Soil and Water Conservation , Bangkok. p. 974-982.
Robert, G.; H. David and P. Robert (2009). Equipment Considerations for No-till Soybean Seeding. Virginia Cooperative Extension Programs. publication 442-456.
Steel, R. G. D., and J. H. Torrie. (1980). Principles and Procedures of Statistics. McGraw-Hill, New York.