1. PERFORMANCE OF SUBTERRANEAN AND WHITE CLOVER VARIETIES IN DRY HILL COUNTRY
2. Frequency and severity of defoliation of grass and clover by sheep at different stocking rates
3. W.E. Davies, and J Lowe (1970 ) Review of white clover breeding . In: )White clover research. Occasional Symposium No. 6, British Grassland Society, pp.99 -122 .
4. W.E. Davies(1973 ) The potential contribution of forage legumes to the nitrogen-protein-energy crisis .Annual Report 1973. Welsh Plant Breeding Station. Aberystwyth, pp.103 -110 .
5. D.R. Evans, and T.A. Williams(1979 ) Differential effects of cutting and grazing managements on white clover varieties .Annual Report 1978, Welsh Plant Breeding Station Aberystwyth. pp.38 -40 .