1. Anderson, S., and Anderson, K., 1982, Suggestions for determination and terminology of pathotypes and genes for resistance in cyst-forming nematodes, especially Heterodera avenae, EPPO Bull., 12: 379.
2. Anon., 1968,Plant-disease development and control, National Academy of Sciences Publication, 1956.
3. Chew, B., 1979, The study of genetic control of resistance to nematodes in oats (Avena spp): with observations on the nature of resistance and plant growth response to cereal cyst nematode, Heterodera avenae, Ph.D. Thesis, Aberystwyth, University College of Wales.
4. Cook, R., and Evans, K., 1986, Resistance and tolerance, in “Principles and Practice of Nematode Control”, R.H. Brown and B.R. Kerry, eds., Academic Press, London.
5. Dale, M.F.B., and Phillips, M.S., 1985, Variation for the degree of susceptibility to the potato cyst nematode (Globodera pallida) with tuberosum ssp. tuberosum, Potato Research, 28: 55.