1- Balsar, I.P., Berruto, R., and Ferrero, A. 1994. Flame weeds control in lettuce crops. Acta Horticulturae 372: Engineering for Reducing Pesticide Consumption & Operator Hazards, 213-222.
2- Bellinder, R.R., Rajalaht, I.R., and Colquhoun, J.B. 1996. Using cultivation and interseeded cover crops to control weeds in transplanted cabbage. Proceedings Xe Colloque International sur la Biologie des Mauvaises Herbes, Dijon, France, p. 343-348.
3- Bittner, K., and I. Merwin. 2003. Development and Testing of a Shrouded Flame Weeder for Non-Chemical Weed Control. Ny Fruit Quarterly. Vol. 11 No. 1.
4- Bohrnsen, A. 1993. Several years results about mechanical weeding in cereals. Communications of the 4th International Conference I.F.O.A.M. Non Chemical Weed Control, Dijon, France, p. 95-101.
5- Bowman, G. 1997. Steel in the Field: A Farmer’s Guide to Weed Management Tools. Burlington VT: Sustainable Agriculture Publications, University of Vermont, Vermont, USA.
6- Buchanal, G.A., and Burns, E.R. 1970. Influence of weed competition in cotton. Weed Science. 18: 149-154.
7- Chandler, J.M. 1977. Competition of spueerd anoda, velvetleaf (Abultion teophrasti), prickly sida and venica mallow in cotton (Gossypium hirsutum L.).Weed Science 25:151-158.
8- Engle, D., J. Stritzke, and Claypool, L. 1988. Effects of Paraquat plus prescribed burning on Eastern Red Cedar. Weed Technology 1(2): 172-174.
9- Farahbakhsh, A. 1996. Important aspects of integrated methods in sustainable agricultural systems with emphasis on weed management. Presented papers in the fourth Iranian congress on crop production and breeding science. Isfahan, Iran, 24-29 Agust 1996, p. 285-294. (In Persian with English Summary).
10- Hadizadeh, M.H., and Norouzzadeh, S. 1999. Effect of row spacing and weed free periods on yield and yield components of cotton. Final report, Agricultural and Natural Research Center of Khorasan Razavi. (In Persian with English summary).
11- Ionescu, N.E., Perianu, A., Popescu, A., Sarpe, N., and Roibu, C. 1996. Weed control in corn and soybean crops by mechanical and manual management practices. Xe Colloque International sur la Biologie des Mauvaises Herbes, Dijon, France, p. 359-365.
12- Khan, N.U., and Khan, S.U. 2003. Integrated weed management in upland cotton. Pakistan Journal of Weed Science Research 9(3/4): 185-192.
13- Kouwenhoven, J.K. 1997. Intra-row mechanical weed control – possibilities and problems. Soil and Tillage Research 41: 87-104.
14- Kurstjens, D.A.G., and Perdok, U.D. 2000. The selective soil covering mechanism of weed harrows on sandy soil. Soil and Tillage Research 55: 193-206.
15- Kurstjens, D.A.G., and Kropff, M.J. 2001. The impact of uprooting and soil-covering on the effectiveness of weed harrowing. Weed Research 41: 211-228.
16- Kurstjens, D.A.G., Perdok, U.D., and Goense, D. 2000. Selective uprooting by weed harrowing on sandy soils. Weed Research 40: 431-447.
17- Mc Grath, P. 1999. Burn it, hoe it. Grower, Nexus Horticulture, Swanley, UK, 22 July, p17.
18- Melander, B., and Rasmussen, G. 2001. Effects of cultural methods and physical weed control on intrarow weed numbers, manual weeding and marketable yield in direct-sown leek and bulb onion. Weed Research 41: 491- 508.
19- Rashed, M. 1996. Improvement of management and control methods strategy for weed. Presented papers in the fourth Iranian congress on crop production and breeding science. Isfahan, Iran, 24-29 August 1996, p. 95-121. (In Persian with English Summary).
20- Rasmussen, J. 1991. Optimising the intensity of harrowing for mechanical weed control in winter wheat. Proceedings British Crop Protection Conference -Weeds, Brighton, UK. P. 177-184.
21- Rydberg, T. 1993. Weed harrowing - driving speed at different stages of development. Swedish Journal of Agricultural Research 23: 107-113.
22- Seifert, S., and Snipes, C.E. 1998. Response of cotton (Gossypium hirsutum L.) to flame cultivation. Weed Technology 12(3): 470-473.
23- Shaw, W.C. 1982. Integrated weed management systems technology for pest management.Weed Science 30 Supplement p 2-12.
24- Tessier, M., and Leroux, G.D. 1993. Non-chemical weed control in an organic production of broccoli (Brassica oleracea L.). Communications of the 4th International Conference I.F.O.A.M. Non Chemical Weed Control, Dijon, France, p. 353-358.
25- Turner, B. 2000. Weeds and the organic farmer. The Organic Way, HDRA, Coventry 160:44-45.
26- Walker, R.H., and Buchanan, G.A. 1982. Crop manipulation in integrated weed management systems. Weed Science 30 Supplements p. 17-24.
27- Young, F., Ogg J.A., and Dotray, P. 1990. Effects of post-harvest field burning on jointed goatgrass germination. Weed Technology 4: 123-127.