Brown, PH and Beattie, B and Gracie, AJ and Laurence, RCN, Effects of Haulm Removal on Seed Performance, Proceedings of the 16th Triennial Conference of the European Association for Potato Research, EAPR 2005, 17-22 July 2005, Bilbao, Spain, pp. 488-491. (2005) [Non Refereed Conference Paper]
Brown, PH and Beattie, B and Laurence, RCN, Intergenerational Effects on Seed potato Physiological Ageing, Acta Horticulturae Proceedings of the XXVI International Horticultural Congress, Toronto 2002, 11-17 August 2002, Canada, pp. 241-249. ISSN 0567-7572 (2004) [Refereed Conference Paper]