Agrawal, P. K. and M. Dadlani. 1992.Techniques in seed science and technology. International Book Company, USA.

Anonymus, 2009. Seed standards approved by Board of Trustees of Agricultural Research, Education and Extension organization.

Seed and Plant Certification and Registration Institute.

Anonymus, 2002. WANA catalogue of field and seed standards(3rd. ed.). WANA Seed Network

Publication No. 25/02, ICARDA, Aleppo, Syria.

Baghestani, M., A. Zand and A. Minbashi. 2008. A survey on the researchers conducted for controlling the wild barley species

(Hordeum spp.) in wheat fields of Iran. Proceedings of the 2nd National Weed Science Congress. Vol: 3, 47-61

Cochran,W. G. 1977. Sampling techniques. 3 rd ed. John Wiley & Sons, New york.

Desai, B. B. 2004 . Seeds handbook : biology, production, processing and storage.Marcel Dekker , Inc.,New York.

 

Fenwick Kelly, A. 1989. Seed planning and policy for agricultural production . Belhaven Press, New York.

Fenwick Kelly, A. and R. A. T. George. 1998. Encyclopedia of seed production of world crops. John

Wiley and Sons, England .

Mc Donald, M. B. and R. A. T. Copeland. 1997. Seed production, principles and practices. Chapman and Hall.

Minbashi, M. 2008. Producing of weed map for wheat fields of Iran using GIS. Final Report of Project. Iranian Research Institute

of Plant Protection.

Minbashi, M. 2008. Analytical approach to weed management of irrigated wheat fields of Iran

(from 2000- 2005). Proceedings of the 2nd National Weed Science Congress. Vol: 3, 7-26

Nema, N. P. 1989. Principles of seed certification and testing. Allied Publishers Ltd. India.

Ramamoorthy, K. and K .Sivasubramaniam. 2006. Seed Technology Readyreckoner. Agrobios(India).

Roberts, H. A. 1982.Weed control handbook,principles (Vol.2).Black Well Scientific Publishers.

Van Gastel, A. J. G., M. A. Pagnotta and E. Proceddu. 1996. Seed Science and Technology . ICARDA, Aleppo, Syria.