Afkhami Mibodi, M. 1998. Evaluation of forage yield of sorghum (Speed Feed) and millet variety (Nitrified) in five planting dates in salty soil of Ardekan. MSc. Thesis, College of Agriculture, Tehran University, Karaj, Iran. pp. 99 (in Persian).
Almodares, A., and Mostafafi Darany, S.M. 2006. Effects of planting date and time of nitrogen application on yield and sugar content of sweet sorghum .Journal of Environmental Biology 27(3): 601-605.
Ashraf, M., and Ahmad, M. M. 1995. Relation between water retention capability and osmotic adjustment in sorghum grown under drought stress. Arid Soil Research and Rehabilitation 12: 255-262.
Basafa, M. 2004. Investigation and comparison of forage yield and yield components in two groups of silage and grain corn cultivars. Proceedings of the 8th Iranian Congress of Agronomy and Plant Breeding, Rasht, Iran. Page 346 (in Persian).
Bean, B. W., Baumhardt, R. L., Mccollum, F. T., and Mccuistion, K. C. 2013. Comparison of sorghum classes for grain and forage yield and forage nutritive value. Field Crops Research 142: 20-26.
Botha, V. P. R., and Gerber, H. S. 2008. The effect of planting date on the dry matter production of annual forage sorghum hybrids and hybrid millet cultivars. Newsletter of the Grassland Society of Southern Africa 31(8): 18-24.
Choukan, R. 1997. Investigation and comparison of yield and yield components of silage corn hybrid cultivars. Seed and plant 13 (2): 36-40(in Persian).
Conley, S. P., and Wiebold, W. J. 2003. Grain sorghum response to planting date. Online. Crop Management doi:10.1094/CM-2003-0204-01-RS. Published 4 February 2003.
Dela Rasa-Ibarra, M., and Matti, R. K. 1995. Biochemical mechanism in glossy sorghum lines for resistance to salinity stress. Journal of Plant Physiology 146: 515-519.
Farahbakhsh, M. 1991. Evaluation of yield and growth rate of five sorghum in three planting dates in Isfahan. MSc. Thesis, Isfahan University of Technology, Isfahan, Iran. 78 pp. (in Persian).
Fouman, A. 2005. Investigation of the effect of plant density on different characteristics of promising forage sorghum cultivars. Seed and Plant 21: 49-64 (in Persian).
Fouman, A., Ghanadha, M. R., Hossianzadeh, A. H., and Shakib, A. M. 2006. Investigation of quantitative and qualitative traits of new forage sorghum cultivars at different cuttings. Seed and Plant 22: 215-224 (in Persian).
Fouman, A., Mokhtarzadeh, A. A., Beheshti, A. R., Shiri, M., and Rahnema, A. A. 2008. Peghah, A new forage hybrid sorghum. Seed and Plant 24: 367-370(in Persian).
Garcia, A. G., Guerra, L. C., and Hoogenboom, G. 2009. Impact of planting date and hybrid on early growth of sweet corn. Agronomy Journal 101: 193-200.
Heidari, M. 2009. Antioxidant activity and osmolyte concentration of sorghum and wheat genotypes under salinity stress. Asian Journal of Plant Science 8: 240-244.
Hsu, F. H., and Hung, K.Y. 2013. Effect of planting date on field emergence and forage yield of sudangrass and sorghum. Forage and Grass Management, Session 22: 117-118. Published by Taiwan Livestock Research Institute, Taiwan.
Khalili Mahalleh, J., Rezadoost, S., Badaghi, S., Pournajaf, S., Gheibi, S. A., and Moradi, A. 2004. Comparison of yield, yield components and morphological characteristics of corn hybrids in second crop in Khoi location. Proceedings of the 8th Iranian Congress of Agronomy and Plant Breeding, Rasht, Iran (in Persian).
Khalili Mahaleh, J., Tajbakhsh, M., Fayaz Moghadam, O., and Siadat, A. 2007. Effect of plant density on quality and quantity characteristics of sorghum forage hybrids in double cropping. Pajohesh va Sazandegi 67: 59-75 (in Persian).
Khavari Khorasani, S., Golbashi, M., Azizi, F., Ashofteh, M., and Fatemi, R. 2010. Evaluation of growth and yield of corn forage hybrids. Journal of Agroecology 2: 335-342 (in Persian).
Meeske, R., and Bsson, H. M. 1995. Research note: Maize and forage sorghum as silage crops under drought conditions. African Journal of Forage Science 12: 133-134.
Pederson, J. F., Gorz, H. J., Haskins, F. A., and Ross, W. M. 1982. Variability for quality and agronomic traits in forage sorghum hybrids. Crop Science 22: 853-856.
Putnam, D. H., Robinson, P., and Depeters, E. 2007. Forage quality and testing. pp. 85-96. In: Summers, C. G., and Putnam, D. H. (eds.) Irrigated Alfalfa Management in Mediterranean and Desert Zones. University of California, CA, USA.
Stefaniak, T. R., Dahlberg, J. A., Bean, B. W., and Roony, W. L. 2012. Variation in biomass composition components among forage, biomass, sorghum-sudangrass, and sweet sorghum types. Crop Science 52: 1949-1954.
van Roekel, R. J., and Coulter, J. A. 2011. Agronomic responses of corn to planting date and plant density. Agronomy Journal 103: 1414-1422.
Venuto, B., and Kindiger, B. 2008. Forage and biomas feed stock production from hybrid forage sorghum and sorghum sudangrass hybrids. Grassland Seience 54: 189-196.
Warrington, J., and Kanemasu, E. T. 1983. Corn growth response to temperature and photoperiod I. Seedling emergence, tassel initiation, and anthesis. Agronomy Journal 75: 749-754.
Wright, G. C., and Smith, R. C. G. 1983. Differences between two grain sorghum genotypes in adaption to drought stress. Root water uptake and water use. Australian Journal of Agricultural Research 34: 627-636.