Abdoli, M. 2020. Improving agronomic and morphological characteristics of forage maize by changing planting date and determining the most suitable harvest time in Varamin region. Journal of Plant Production, 10(1): 1-13 (In Persian with English Summary).
Agricultural statistics. 2018. Ministry of Agricultural Jihad. Tehran, Iran, 127 pp (In Persian).
Agricultural statistics. 2019. Ministry of Agricultural Jihad. Tehran, Iran, 125 pp (In Persian).
Albayrak, S., Turk, M., Yukel, O., and Yilmaz, M. 2011. Forage yield and quality of perennial legume – grass mixtures under rainfed conditions. Notulae Botanicae Horti Agrobotanici, 39(1): 114-118.
Ansarinia, M., Mobaser, H., Nour Mohammadi, G.H., and Delkhosh, B. 2012. Determining of suitable sowing date for different corn hybrids in rice rotation system. New Finding In Agriculture, 6(4): 191-200 (In Persian with English Summary).
Cheng, F.L., Du, X., Liu, M.X., Jin, X.L., and Cui, Y.H. 2011. Lodging of summer maize and the effects on grain yield. Journal of Maize Sciences, 19(1): 105-108.
Choukan, R. 2012. Maize and maize properties. Agricultural Research, Education and Extension Organization (AREEO) press, Tehran, Iran. 427 pp (In Persian).
Darby, H.M., and Lauer, J.G. 2002. Harvest date and hybrid influence on corn forage yield, quality, and preservation. Agronomy Journal, 94(3): 559-566.
Ehteshami, S.M.R., Ebrahimi, P., and Zand, B. 2013. Investigation of quantitative and qualitative characteristics of silage corn genotypes in Varamin region. Journal of Crop Production, 5 (4): 19-38 (In Persian with English Summary).
Estakhr, A., and Choukan, R. 2006. Assessment of yield, yield components and correlations between them in exterior and internal corn hybrids. Journal Agricultural Sciences, 37(1): 85-91 (In Persian with English Summary).
Gaile, Z. 2012. Maize (Zea mays L.) response to sowing timing under agro-climatic conditions of Latvia. Zemdirbyste-Agriculture, 99(1): 31-40.
Hashempour Baltourk, F., Majidian, M., Esfahani, M., and Rabiei, B. 2013. Effect of sowing date on yield and quality of six forage maize cultivars in Rasht region. Iranian Journal of Field Crop Science, 44(4): 657-666 (In Persian with English Summary).
Jahangirlou, M.R., Kambouzia, J., Soufizadeh, S., Zand, E., and Rezayi, M. 2016. Determination of the nutritive value and metabolizable energy in Zea mays cultivars. International Journal of Plant Breeding and Crop Science, 3(1): 103-109.
Johnson, L., Harrison, J.H., Hunt, C., Shinners, K., Doggett, C.G., and Sapienza, D. 1999. Nutritive value of corn silage as affected by maturity and mechanical processing: A contemporary review. Journal of dairy science, 82(12): 2813-2825.
Khalili Mahaleh, J., Roshdi, M., and Doust, S. 2006. Comparison of the yield and yield components of maize hybrids in second cropping in Khoy region. Agroecology Journal, 2 (4): 65 -76 (In Persian with English Summary).
Khandani, A.R. 2017. 101 questions about silage forage corn. Avay fahim press, Tehran, Iran. 120 pp (In Persian).
Majidian, M., and Esfahani, M. 2013. Effect of sowing date on yield and some agronomic traits of six forage maize hybrids under Guilan agro-climatic conditions. Journal of Crop production and processing, 3 (9): 57-70 (In Persian with English Summary).
Maresma, A., Ballesta, A., Santiveri, F., and Lloveras, J. 2019. Sowing date affects maize development and yield in irrigated Mediterranean environments. Agriculture, 9(67): 1-10.
Mirhadi, M.J. 2003. Corn. Agricultural Research, Education and Extension Organization (AREEO) press, Tehran, Iran, 228 pp (In Persian).
Salama, H.S.A. 2019. Yield and nutritive value of maize (Zea mays L.) forage as affected by plant density, sowing date and age at harvest. Italian Journal of Agronomy, 14(2): 114-122.
Sanghera, G.S., Wani, S.H., Hussain, W., and Singh, N.B. 2011. Engineering cold stress tolerance in crop plants. Current Genomics, 12: 30–43.
Santiago López, U., Rosales Nieto, C.A., Santiago López, E., Santiago López, N., Preciado Rangel, P., Palmo Gil, A., and Real, D. 2018. Yield of forage, grain and biomass in eight hybrids of maize with different sowing dates and environmental conditions. Revista mexicana de ciencias pecuarias, 9(1): 86-104.