1. Adachi A., S. Suzuki & T. Yamada, 1964. Studies on the evaluation of character differences among white clover strains. 1. On the comparison of green yield and flower head number in Chiba. Bull. natn. Inst. Anim. Ind., Chiba 5: 69–90.
2. Ahlgren, G.H. & H.B. Sprague, 1940. Survey of variability in white clover (Trifolium repens L.) and its relation to pasture improvement. New Jersey Agriculture Experiment Station Bulletin 676.
3. Camlin M.S. & T.S. Gilliland, 1984. Varieties and the grassland farmer. White clover varieties (5). Agriculture in Northern Ireland 59: 40–44.
4. Caradus J.R., 1986. World checklist of white clover varieties. N.Z.J. Agric. Res. 14: 119–164.
5. Caradus J.R. & R.W. Snaydon, 1986. Response to phosphorus of populations of white clover. 3. Comparison of experimental techniques. N.Z.J. Agric. Res. 29: 169–178.