Anonymus, 2012a. Agriculture statistics, first volume-horticultural and field crops, 2010-11 crop year. Information and Communication Technology Center of Ministry of Jihad-e-Agriculture.
Anonymous, 2012b. Iran plant varieties national list (1st. vol. Agricultural crops).Ministry of Jihad-e-Agriculture, Agricultural Research Education and Extensions Organization (AREEO), Seed and Plant Certification and Registration Institute (SPCRI).(In Persian)
Anonymous, 2012c. FAO statistical yearbook, world food and agriculture Food and Agriculture Organization of the United Nations. Rome, Italy.
Anonymous, 2013. Seed and plant certification and registration institute (SPCRI) 10 years (2003-2013) revenue report. Ministry of Jihad-e-Agriculture Agricultural Research Education and Extensions Organization (AREEO), Seed and Plant Certification and Registration Institute (SPCRI). (In Persian)
Anonymous, 2015. International rules for seed testing. International seed testing association (ISTA), Zurich, Switzerland.
Basra, S. 2002. Seed quality.Copyright by Haworth Press, Inc., USA. pp: 119-145.
Beck, D.L. 2001. Management of hybride maize seed production.CIMMYT.pp:1-45.
Bradford, M.M. 1976. A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein day binding. Analitical Biochemistry. 72:248-254. (Journal)
Calvino, P.A., Sadras, V.O. and Andrade, F.H. 2003. Quantification of environmental and management effects on the yield of late-sown soybean. Field Crop Research. 83:67-77. (Journal)
Ellis, R.H. and Roberts, E.H. 1981. The quantification of ageing and survival in orthodox seeds. Seed Science and Technology. 9: 377-409. (Journal)
Galanoppoulou, S., Fallcinelli, M., Lorenzetti, F. 1996. General agronomic aspects of seed production. pp. 175-187 In: Van Gastel, A.J.G, Pagnotta, M.A., Proceddu, E. (ed). Seed Science and Technology. ICARDA, Aleppo, Syria.
Hristov, N., Mladenov, N., Djuric, V., Kondic-Spika, A., Marjanovic-Jeromela, A. and Simic, D. 2010. Genotype by environment interactions in wheat quality breeding programs in southeast Europe. Euphytica. 174: 315-324. (Journal)
Jeffers, D.P. 2004. Desease control, in: Corn: origin, history, technology and production, pp: 669-716, by: Smith, C.W. (ed.), John Wiley and Sons, Inc.
Koclert. G. 1978. Carbohydrates determination by phenol-sulffuric acid method- Cambridge univer press. First edition. 105-108.
Mathur, S.B. and Koagsdal, O. 2003. Common laboratory Seed health testing methods for detecting fungi. Danish Government Institute of Seed pathology for developing countries.
Matthews, S. 2011. Evaluation of early counts of radicle emergence during germination as a repeatable and reproducible vigor test for maize, ISTA Method Validation Reports.
Mc Donald, M.B. 2004. Orthodox seed deterioration and its repair. Pp. 273-304. In: Benech- Arnold, R.L. and R.L. Sanchez. (eds). Handbook of Seed Physiology. Food Product Press. Argentin.
Mrdja, J., Crnobarac, J., Radic, V. and Miklic, V. 2012. Sunflower seed quality and yield in relation to environment conditions of production region. Helia. 35.123-134. (Journal)
Parsons, M.W. and Munkvold, G.P. 2012. Effect of planting date and environmental factors on fusarium ear rot symptoms and fumonisin B1 accumulation in maize grown in six North American locations. Plant Pathology. 61: 1130-1142. (Journal)
Perry, D.A. 1980. The concept of seed vigor and its relevance to seed production techniques. Seed Production. Butter worth’s. London. 585-591. (Journal)
Samarah, N.H., and Abu-Yahya, A. 2008. Effect of maturity stages of winter and spring sowen chickpea (Cicer arientinum L.) on germination and vigor of the harvested seeds. Seed Science and Technology,. 36: 177-190. (Journal)
Sastawa, B. M., Lawan, M. and Maina, Y.T. 2004. Management of insect pests of soybean: effects of sowing dste and intercropping on damage and grain yield in the Nigerian sudsn savanns. Crop Protection.23: 155-161. (Journal)
Shelar, V.R. 2008. Role of mechanical damage in deterioration of soybean seed quality during storage – A review. Agricultural Reviews. 9(3):177-184. (Journal)
Shumway, C.R., Cothern, J.T, Serna – Saldivar, S.O. and Rooney, L.W. 1992. Planting date and moisture level effect on grain yield, physical grain quality, and alkalin- processing characteristics of food-grade maize. Crop Science, 32: 1265- 1269.
Siami. 2009. Corn production technology. Sepehr press. pp: 187. (Book)
TeKrony, D.M. and Egli, D.B. 1997. Accumulation of seed vigour during development and maturation. In: R.H. Ellis, M. Black, A. J. Murdoch and T.D. Hong (Eds), Basic and Applied Aspects ofSeed Biology. Kluwer Academic Publishers, Dordrecht, pp. 369-384.
Triboi, E., Abad., A., Michelena, A., Lloveras, J., Ollier, J.L. and Daniel, C. 2000. Environmental effects on the quality of two wheat genotypes: 1. quantitative and qualitative variation of storage proteins. Eurpean Journal of Agronomy. 13: 47-64. (Journal)
Verma, S.S., Tomer, R.P.S. and Verma, U. 2003. Loss of viability and vigor in Indian mustard seeds stored under ambientconditions. Seed Research, 31: 1, 98-101.
Walters, C., Ballesteros, D. and Vertucci, V.A. 2010. Structural mechanics of seed deterioration: Standing the test of time.Plant Science. 179: 565–573. (Journal)
Wych, R. D. 1998. Production of hybrid seed corn. In G. F. Sprague(ed), Corn and corn In provement, 3rd ed. ASA, Madison, WI, PP. 565-607.
Yakup, O.K and Canvar, O. 2014. The effect of sowing date on yield and yield components and seed quality of Corn (Zea mays L.). Scientific papers. Series A. Agronomy. Vol. 2285-5807. (Journal)