[Alhabdan, M.A., Alsadon, A.A., Khalil, S.O., Wahb-Allah, M.A., El, Nagar, M., Ibrahim, A.A., 2011. Influence of storage conditions on seed quality and longevity of four vegetable crops. American-Eurasian J. Agric. & Environ. Sci. 11(3): 353-359.]Search in Google Scholar
[Cavers, P.B., Steele, M.G., 1984. Patterns of change in seed weight over time on individual plants. Am. Nat. 124: 324-335.10.1086/284276]Search in Google Scholar
[Colbach, N., Dürr, C., 2003. Effects of seed production and storage condition on blackgrass (Alopecurus myosuroides) germination and shoot elongation. Weed Sci. 51: 708-717.10.1614/P2002-051]Search in Google Scholar
[Frey, L., 2007. Księga polskich traw. Instytut Botaniki im. W. Szafera, PAN, Kraków.]Search in Google Scholar
[Fulbright, T.E., Redente, E.F., Wilson, A.M., 1983. Germination requirements of green needle grass (Stipa viridula Trin.). J. Range Manage 36(3): 390-394.10.2307/3898496]Search in Google Scholar
[Gasque, M., García-Fayos, P., 2003. Seed dormancy and longevity in Stipa tenacissima L. (Poaceae). Vegetatio 168(2): 279-290.10.1023/A:1024471827734]Search in Google Scholar
[Goodwin, J.R., Doescher, P.S., Eddleman, L.E., 1995. After-ripening in Festuca idahoensis seeds: adaptive dormancy and implications for restoration. Rest. Ecol. 3(2): 137-142.10.1111/j.1526-100X.1995.tb00087.x]Search in Google Scholar
[Gulzar, S., Khan, M.A., 2001. Seed germination of a halophytic grass Aeluropus lagopoides. Ann. Bot. 87: 319-324.10.1006/anbo.2000.1336]Search in Google Scholar
[Islam, Z., Bagchi, B., Hossain, M., 2007. Adoption of leaf color chart for nitrogen use efficiency in rice: Impact assessment of a farmer-participatory experiment in West Bengal, India. Field Crop. Res. 103(1): 70-75.10.1016/j.fcr.2007.04.012]Search in Google Scholar
[Khalid, S., Siddiqui, S.U., 2002. Wild oats (Avena fatua L.) seed viability and dormancy as influenced by seed age and size; and the variable germination temperature regimes. Pakistan J. Agric. Res. 17(4): 335-341.]Search in Google Scholar
[Lanyasunya, T.P., Wang, Rong, H., Mukisira, E.A., Kibitok, N.K., 2007. Effect of manure or fertilizer application on height of Sorghum almum harvested at different maturity stages. Agric. J. 2: 82-86.10.4314/ijonas.v2i3.36081]Search in Google Scholar
[Maroder, H.L., Prego, I.A., Facciuto, G.R., Maldonado, S.B., 2000. Storage behavior of Salix alba and Salix matsudana seeds. Ann. Bot. 86: 1017-1021.10.1006/anbo.2000.1265]Search in Google Scholar
[Majtkowski, W., 2000. North American grass species in reclamation of coal-mining areas in Poland. Proc. XVIII Int. Grassland Congress, Winnipeg & Saskatoon, Canada, 8-19 June 1997; vol. 2(16): 37-38.]Search in Google Scholar
[McGraw, J.B., Vavrek, M.C., Bennington, C.C., 1991. Ecological genetic variation in seed banks I. Establishment of a time transect. J. Ecol. 79: 617-625.10.2307/2260657]Search in Google Scholar
[Ouled, Belgacem, A., Neffati, M., Papanastasis, V.P., Chaieb, M., 2006. Effects of seed age and seeding depth on growth of Stipa lagascae R. & Sch. seedlings. J. Arid Env. 65(4): 682-687.10.1016/j.jaridenv.2005.10.001]Search in Google Scholar
[Pudelska, K., 2008. Evaluation of growing and flowering of five species of ornamental grasses in the region of Lublin. Acta Agrobot. 61(1): 173-178.10.5586/aa.2008.024]Search in Google Scholar
[Rice, K.J., Dyer, A.R., 2001. Seed aging, delayed germination and reduced competitive ability in Bromus tectorum. Plant Ecol. 155: 237-243.10.1023/A:1013257407909]Search in Google Scholar
[Roberts, E.H., 1988. Temperature and seed germination. Symp. Soc. Exp. Biol. 42: 109-132.]Search in Google Scholar
[Vleeshouvers, L.M., Bouwmeester, H.J., Karssen, C.M., 1995. Redefining seed dormancy: an attempt to integrate physiology and ecology. J. Ecol. 83: 1031-1037.10.2307/2261184]Search in Google Scholar