1- حیدری، ح. و دری، م.، 1380. نباتات علوفهای (نیامداران)، جلد اول، موسسه تحقیقات جنگلهاو مراتع، ص30.
2- کریمی، ه.،1370. زراعت و اصلاح گیاهان علوفهای، چاپ دوم انتشارات دانشگاه تهران، صفحات 119 تا120.
3- Alizadeh, M.A., 1997. Loss of vigour and disease resistance in wheat seeds stored in the Iranian climates, Ph.D thesis, University of Salford, UK.
4- Abdul-baki, A.A. and Anderson, J.D., 1975. Vigour determination in soybean seed by multiple criteria. Crop Sci. 13: 630-633.
5- Association of Official Seed Analysts, 1976. Seed Vigour Testing Handbook. Contribution. No. 32. AOSA, Idaho, USA.
6- Frasher, R.S., 1985. Some basic concepts and definition in resistance studies. Mechanism of resistance to plant disease. 1.
7- Grabe, D.F., 1976. Measurment of seed Vigour, J. Seed. Tech. 1: 18-32.
8- Hanson, C.H., 1988. Alfalfa and alfalfa improvement conference. In university of California: 40.
9- Hiltner, L. and Ihssen, G., 1911. Uber das schlechte Auflaufen and die Auswinterung des Getreides Infolge Befalls durch Fusarium Landwirtsch, Jb. Bayern 1: 20-26, 231-278, 315-362.
10- Kotowski, F., 1926. Temperature relation to germination of vegetable seeds. Proc.Amer. Soc. Hort.Sci. 23:176-184.
11- Lekh, R. and Khairwal, I.S., 1993. Evaluation of pearl millet hybrids and their parents for germinability and field emergence. Indian J. Plant Physiol. 2: 125-127.
12- Ram, C. and Wiesner, L.E., 1987. Effect of artificial ageing on emergence rate index, stand establishment and grain yield in wheat. Intern. J. Agri., Vol. 5. No 2: 118-121.
13- Perry, D.A., 1978. Report of the vigour test committee. 1974-1977. Seed Sci. Technol. 6:151-181.
)