- Abbasian, A., Babaiyan Jeloodar, N and brother poor,M. 2001. Crocus crown in Soybean Journal of Agricultural Science and Natural Resources. Eighth year Number three.
- Alhani, A and Brp pour, M. 2000. Investigating the competition of weed killers with cotton. Abstract of the articles of the 6th Iranian congress of agriculture and plant breeding Faculty of Agriculture, Babolsar University. Page 567.
- Aqalikhani, M., Modares sanavi and Banke saz. 2002. Effect of density and time of emergence of Amaranthus on dry matter and yield components of corn. Abstract Articles Seventh Iranian Congress on Plant Breeding and Plant Breeding, Karaj, Iran. Page 630.
- Dudley T.S. 2000. Palmer amaranth (Amaranthus palmeri) impacts on yield. harvesting in dryland Cotton (Gossypium hirsutum). Weed Technology, 14: 122-126.
- FAO. 2010. The Lurking menace of weeds. http://www.fao.org/news/story/en /item/29402/icode/ 30. (Web site).
- Franklin, P., Guardner, R., Brent Peyres and Roger Ral Michel. 2005. Physiology of Crop Plants.
- Ghadiri 1998.
- Gossett, J. 1991. Amaranthus species in sunflower fields. Weeds Today. 18: 15-18.Gupta, O.P. 2004. Modern weed management. Agrobios Publ., India, 339p.
- Hadizadeh M H and Rahimian H 1998. Critical Period of Weed Control in Soybeans. Herbal diseases. Volume 3.
- Hadizadeh, M. H .2003. Amaranthus: Recognition and Struggle. Ministry of Agriculture Promotion, Promotion Deputy and Operation System. P. 24.
- Hall, M.R., Swanton, C.J. and Anderson, G.W. 1992. The critical period of weed control in grain corn (Zea mays).Weed Sci. 40: 441-447
- Hartley, M.J. and Popay, A.J. 1992. Yield losses due to weeds in sugarbeet, corn and dwarf beans
- -Heydarian Ardakani and Abadi. 2011. Changes in leaf and dry matter of Sunflower and Amaranthus retroflexus weed in competition.
- Knezevic, S.Z., M.J. Horak and R.L. Vanderlip. 1997. Relative time of redroot pigweed (Amaranthusretroflexus L.)emergence is critical in pigweed-sorghum (Sorghum bicolor (L.) Moench.)competition. Weed Sci. 45: 502-505.
- Hock, S.M., Knezevic, S.Z., Martin, A.R. and Lindquist, J.L. 2006. Soybean row spacing and weed emergence time influence weed competitiveness and competitive indices. Weed Science, 54: 38–46.
- Jalali, M., Motlagh, B.P., Salari, K. 2012. Allelopathic effects of aqueous extract of shoot and root of licorice (Glycyrrhiza glabra L.) and pigweed (Amaranthus retroflexus L.) on germination characteristic and seedling growth of corn and chickpea. Int. J. Agri. Res. Rev., 2: 357–363.
- Legere, A. and Schreiber, M.M. 1989. Competition and canopy architecture as affected by width density of redroot Pigweed. Weed Sci. 37: 84-92.
- Lemerle, D., Cousens, R.D., Gill, G.S., Peltzer, S.J., Moerkerk, M., Murphy, C.E. Collins, D., and Cullis, B.R. 2004. Reliability of higher seeding rates of wheat for increased competitiveness with weed in low rainfall environments. Agriculture Sciences, 142: 395-409.
- Lutman, P.J.W., Wright, K.J., Berry, K., Freeman, S.E., and Tatnell, L. 2011. Estimation of seed production by Myositis arvensis, Veronica hederifolia, Veronica persica and viola arvensis under different competitive conditions. Weed Research, 51: 499-507
- Orwick, P.L.P., and Schreiber, M.M. 1979.interference of redroot pigweed (amaranthus retroflexus) and robust foxtail (setaria viridis var. robusta-alba or robusta-purpurea) in soybean (glycine max). Weed sci. 27: 665-674.
- Poonguzhalan, P., Ayyadurai, R., and Gokila, J. 2013. Effect of crop-weed competition in cotton (Gossypium hirsutum L.)-review. Agric Rev., 34: 157–161.
- Rezvani, M., Zaefarian, F., Fani Yazdi, S.A., and Jovieni, M. 2012. Effect of dry matter allocation in vegetative and reproductive growth stages on competitiveness of soybean cultivars. International Journal of Agriculture and Crop Sciences. 4(12): 1614-1622.
- Rogers, J.B., Murray, D.S., Verhalen, L.M., and Claypool, P.L. 1996. Ivyleaf morningglory (Ipomoea hederacea) interference with cotton. Weed Technology 10: 107-114.
- Royal, S.S., Break, B.J. and Calvin, D.L. 1997. Common cocklebur (Xanthium strumarium) interference with peanut (Arachis hypogaea). Weed Sci. 45: 38-43.
- -Sadeghi, H., baghestani, M and Akbari, Gh. 2002. Investigating the Competitive Capacity of Several Weed Species with Soybeans. Herbal diseases. Volume 38.
- -Salimi, H et al., 2000. Determination of the critical period of weed control in cotton fields Plant pests and diseases Volume 73.
- Salimi and Mousavi 1996.
- Shurtleff, J.L. and Coble, H.D. 1985. The interaction of soybean (Glycine max L.) and five weed spices in the greenhouse. Weed Sci. 33: 669-672.
- Soleimani, F., Ahmadvand, G., and Saadatian. 2011. Effect of seed priming on germination and seedling growth of cotton. Science and Technology of Seed. 2 (3). (in Persian with English abstract).
- Stoller, E.W. and wooley, J.T. 1985. Competition for light by broadleaf weeds in soybeans (glycine max L.). weed Sci. 33: 199-202
- Teasdale JR. 1998. Influence of maize (Zea mays) population and row spacing on maize and velvetleaf (Abutilon theophrasti) yield. Weed Sci. 46: 447–453.
- VanGessel, M.J. and Renner, K.A. 1990. Redroot pigweed (Amaranthus retroflexus) and barnyard grass (Echinochloa crus- galli) interference in potatoes (Solanum tuberosun). Weed Sci. 38: 338-343.
- Xiaoyan M., Hanwen W., Weili J., Yajie M., and Yan M. 2015. Interference between Redroot Pigweed (Amaranthus retroflexus L.) and Cotton (Gossypium hirsutum L.): Growth Analysis. Published online 2015 Jun 9
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