Afzal, A., Aslam, N., Mahmood, F., Hameed, A., Irfan, S. and Ahmad, G. 2006. Enhancement of germination and emergence of canola seeds by different priming Techniques. Garden depesquisa Biology, 16(1):19-34.
Alshammary, S. F., Qian, Y. L. and Wallner, S. J. 2004. Growth response of four turfgrass species to salinity. Journal of Agricultural Water Management, 66: 97–111.
Artola, A., Carrillo-Castaneda, G., Garcia, D. E. and Lossantos, G. 2003. Hydro-priming: a strategy to increase Lotus corniculatus L. seed vigor. Journal of Seed Science and Technology, 31: 455-463.
Ashraf, M. and Foolad, M. R. 2005. Pre-sowing seed treatment a shotgun approach to improve germination, plant growth, and crop yield under saline and non-saline conditions. Advance Agronomy, 88:223-271.
Badek, B., Duijn, B. V. and Grzesik, M. 2006. Effect of water supply methods and seed moisture content on germination of China aster and tomato seeds. Journal of Agronomy, 24: 45-51.
Barrett, B. 2003. Medicinal properties of Echinacea:acritical review.Phytomedicine,10:66-86.
Basra, S. M. A., Ashraf, M., Iqbal, N., Khaliq, A. and Ahmad, R. 2004. Physiological and biochemical aspects of pre-sowing heat stress on cotton seed. Seed Science and Technology, 32:765-774.
Basra, S. M. A., Zia, N., Mahmood, T., Afzal, A. and Khaliq, A. 2003. Comparison of different in vigoration techniques in wheat (Triticum aestivum L.) seeds. Pakistan Journal of Arid Agriculture, 5:11-16.
Bauer, E. and Remiger, P. 1989. Tlc and Hplc analysis of alkylamides in Echinacea drugs. Planta Medica, 55:367-371.
Bernath, J. 1993. Wild and cultivated medicinal plants. Mezo Publication,budapest, pp. 566.
Bishnoi, U. R., Willis, J. E. and Rao Mentreddy, S. 2010. Methods to improve seed germination of purple coneflower (Echinacea purpurea L. Moench). Agriculture and Biology Journal North America, 1(3): 185-188.
Bruneton, J. 1995. Pharmacognosy, phytochemistry, medicinal plant. Lovosisier publication,Paris.
Caseiro, R., Bennett, M. A. and Marcos-Filho, J. 2004. Comparison of three priming techniques for onion seed lots differing in initial seed quality. Journal of Seed Science and Technology, 32: 365-375.
Demir Kaya, M., Gamze, O., Atak, M., Çikili, Y. and Kolsarici, O. 2006. Seed treatment to overcome salt and drought stress during germination in sunflower (Helianthus annus L.). European Journal of Agronomy, 24: 291-295.
Ellis, R. H. and Butcher, P. D. 1988. The effects of priming and natural differences in quality amongst onion seed lots on the response of the rate of germination to temperature and the identification of the characteristics under genotypic control. Journal of Experimental Botany, 39: 935-950.
Ghassemi, G. and Esmaeilpour, B. 2008. The effect of salt priming on the performance of differentially matured cucumber (Cucumis sativus L.) seeds. Journal of Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 36: 67-70.
Ghiyasi, M., Abbasi, A. S., Tajbakhsh, M., Amirnia R. and Salehzade, H. 2008. Effect of osmopriming with poly ethylene glycol 8000 (PEG8000) on germination and seedling growth of wheat (Triticum aestivum L.) seeds under salt stress. Research Journal of Biological Science, 3(10):1249-1251.
Harris, D., Pathan, A. K., Gothkar, P., Joshi, A., Chivasa, W. and Nyamudeze, P. 2001. On-farm seed priming: using participatory methods to revive and refine a key technology. Agricultural Systems, 69:151-164.
Heydecker, W. and Coolbear, P. 1978. Seed treatment for improved performance: Survey and attempted prognosis. Seed Science and Technology, 5: 353-425.
Hill, H. J. 1999. Advances in seed technology. Seed dynamics, Inc. originally published in Journal of New Seeds, 1(1): 112-121.
Hobbs, C. R. 1994. Echinacea. A literature review. Inseven grass species. New Phytologist, 103: 299-30.
ISTA: International Seed Testing Association. 2009. International rules for seed testing. Annexes. Seed Science and Technology Journal, 37: 21-36.
Khajeh-Hosseini, M., Powell, A. A. and Bimgham, I. J. 2003. The interaction between salinity stress and seed vigor during germination of soybean seeds. Journal of Seed Science and Technology, 31: 715-725. (In Persian)
Koroch, A., Juliana, H. R., Kapetyn, J. and Simon, J. E. 2002. In vitro regeneration of Echinacea purpurea from leaf explant. Plant Cell Tissue and Organic Cell Culture, 69: 79-83.
Kulkarni, M. G., Street, R. A. and Staden, J. V. 2007. Germination and seedling growth requirements for propagation of Diosscorea dregeana (Kunth) Dur. and Schinz-A tuberous medicinal plant. South African Journal of Botany, 33: 131-137.
Lee, S. S. and Kim, J. H. 2000. Total sugars, a-amylase activity and emergence after priming of normal and aged rice seeds. Korean Journal of Crop Science, 45: 108-111.
Melchart, D. and Linde, K. 1994. Immunomodulation with Echinacea, a systematic review of controlled clinical trial. Phytomedicine, 1:254-255.
Miller, S. C. 2005. Echinacea, the genus Echinacea. CRC Press, London, pp. 271.
Moradi Dezfuli, P., Sharifzadeh, F. and Janmohammadi, M. 2008. Influence of priming techniques on seed germination behavior of maize inbred lines (Zea mays L.). ARPN Journal of Agricultural and Biological Science, 3 (3): 218-228.
Mubshar, H., Farooq, M., Basra, S. M. A. and Ahmad, N. 2006. Influence of seed priming techniques on the seedling establishment, yield and quality of hybrid Sunflower. International Journal of Agriculture and Biology, 8(1): 14-18.
Murungu, F. S., Nyamugafata, P., Chiduza, C., Clark, L. J. and Whalley, W. R. 2003. Effects of seed priming aggregate size and soil matric potential on emergence of cotton (Gossypium hirsutum L.) and maize (Zea mays L.). Soil and Tillage Research, 74: 161-168.
Nascimento, W. M. and Aragão, F. A. S. 2004. Musk melon seed priming in relation to seed vigor. Scientia Agricola, 61(1):114-117.
Omidbeigi, R. 2000. Production and processing of medicinal plants. Vol. 3. Pub. Astane Ghodse Razaviee, pp. 397. (In Persian)
Panwar, P. and Bhardwaj, S.D. 2005. Handbook of practical forestry. Agrobios (INDIA), 191p.
Penalosa, A. P. S. and Eira, M. T. S. 1993. Hydration dehydration treatments on tomato seeds (Lycopersicom esculentum mill.). Seed Science and Technology, 21: 309-316.
Ramezani, M. and Rezaei Sokht-Abandani, R. 2011. Effect of priming techniques on the characteristics of quality grain sorghum seed germination (Kimia). International Journal of AgriScience,1(6): 356-360.
Seemanova, Z., Mistrikov, I. and Vaverkova, S. 2006. Effect of growing methods and plant age on the yield and on the content of flavonoids and phenolic acids in Echonacea purpurea L. Plant and Soil Environment, 52:449-453.
Shakarami, B., Dianati-Tilaki, G. H., Tabari, M. and Behtari, B. 2011. The effect of priming treatments on salinity tolerance of Festuca arundinacea Schreb and Festuca ovina L. seeds during germination and early growth. Iranian Journal of Rangelands and Forests Plant Breeding and Genetic Research, 18(2): 318-328. (In Persian)
Sivritepe, N., Sivritepe, H. O. and Eris, A. 2003. The effects of NaCl priming on salt tolerance in melon seedling grown under saline conditions. Scientia Holticuturae, 97: 229-232.
Soltani, A., Ghalipoor, M. and Zeinali, E. 2006. Seed reserve utilization and seedling of wheat as affected by drought and salinity. Journal of Environmental and Experimental Botany, 55: 195-200.
Soltani, A., Zeinali, E., Galeshi, S. and Latifi, N. 2001. Genetic variation for and interrelationships among seed vigor traits in wheat from the Caspian Sea Coast of Iran. Seed Science and Technology, 29: 653-662. (In Persian)
Talebian, M. A., Sharifzadeh, F., Jahansouz, M. R., Ahmadi, A. and Naghavi, M. R. 2008. Evaluation the effect of seed priming on germination, seedling stand and grain yield of wheat cultivars (Triticum aestivum L.) in three different regions in Iran. Iranian Journal of Crop Sciences, 39(1): 145-154. (In Persian)
Taylor, A. G. 1997. Seed storage, germination and quality. In: The Physiology of Vegetable Crops, ed. H.C. Wien. Wallingford, U.K: CAB International. pp. 1-36
Wagner, H. and Farnsworth, N. R. 1991. Economic and medicinal plant research.Vol.5. Academic press, London.
Yaghmur, M. and Kaydan, D. 2008. Alleviation of osmotic stress of water and salt in germination and seedling growth of triticale with seed priming treatments. African Journal of Biotechnology, 7:2156-2162.