| Detection and quantification of Spongospora subterranea in soil, water and plant tissue samples using real-time PCR P van de Graaf, AK Lees, DW Cullen, JM Duncan European Journal of Plant Pathology 109 (6), 589-597, 2003 | 124 | 2003 |
| Priority research questions for the UK food system JSI Ingram, HL Wright, L Foster, T Aldred, D Barling, TG Benton, ... Food security 5 (5), 617-636, 2013 | 117 | 2013 |
| Effect of soil inoculum level and environmental factors on potato powdery scab caused by Spongospora subterranea P Van de Graaf, AK Lees, SJ Wale, JM Duncan Plant Pathology 54 (1), 22-28, 2005 | 89 | 2005 |
| Factors affecting the incidence and severity of Spongospora subterranea infection and galling in potato roots P Van de Graaf, SJ Wale, AK Lees Plant Pathology 56 (6), 1005-1013, 2007 | 76 | 2007 |
| Prepenetration stages in infection of clematis by Phoma clematidina P Van De Graaf, ME Joseph, JM Chartier‐Hollis, TM O’Neill Plant Pathology 51 (3), 331-337, 2002 | 31 | 2002 |
| The identification and detection of Spongospora subterranea and factors affecting infection and disease AK Lees, P Van De Graaf, S Wale American Journal of Potato Research 85 (4), 247-252, 2008 | 20 | 2008 |
| Contributions towards a monograph of Phoma (Coelomycetes) IV-supplement: an addition to section Heterospora: Phoma schneiderae spec. nov., synanamorph Stagonosporopsis lupini … GH Boerema, J Gruyter, P Graaf Persoonia 17 (2), 281-285, 1999 | 15 | 1999 |
| Susceptibility of clematis varieties and species to stem infection by Phoma clematidina as an indicator for resistance to wilt P van de Graaf, TM O'Neill, JM Chartier-Hollis, ME Joseph European journal of plant pathology 107 (6), 607-614, 2001 | 12 | 2001 |
| The incidence and severity of root infection and root galling caused by Spongospora subterranea were assessed in Potato P Van De Graaf, SJ Wale, AK Lees Plant Pathology 56, 1005-1013, 2007 | 7 | 2007 |
| Aspects of the biology and control of benzimidazole resistant isolates of Phoma clematidina, cause of leaf spot and wilt in clematis P Van de Graaf, TM O'Neill, JM Chartier‐Hollis, ME Joseph Journal of Phytopathology 151 (7‐8), 442-450, 2003 | 7 | 2003 |
| The use of molecular diagnostics to investigate the epidemiology of potato diseases AK Lees, SJ Wale, P Van De Graaf, JL Brierley Australasian Plant Pathology 34 (4), 449-455, 2005 | 6 | 2005 |
| Epidemiology and control of Spongospora subterranea f. sp. subterranea, with special reference to zoospore release and bait plant infection P van de Graaf, AK Lees, JM Duncan Proceedings of the First European Powdery ScabWorkshop, SAC, Aberdeen …, 2000 | 5 | 2000 |
| Effect of inoculum level and environmental conditions on powdery scab and root galling in potato P Van De Graaf, AK Lees, JM Duncan Proceedings of the Dundee Conference Crop Protection in Northern Britain …, 2002 | 3 | 2002 |
| Biology and control of Phoma clematidina, causal agent of clematis wilt. P Graaf University of Derby, 1999 | 3 | 1999 |
| The development of a quantitative real-time PCR assay for Spongospora subterranea f. sp. subterranea and its use in epidemiological studies. AK Lees, P van de Graaf, DW Culien, JM Duncan WORKING GROUP ON PLANT VIRUSES WITH FUNGAL VECTORS., 31, 2002 | 2 | 2002 |
| Root infection of cultivated clematis by Phoma clematidina, causal agent of clematis wilt P Van De Graaf, ME Joseph, JM Chartier-Hollis, TM O’Neill Proceedings 7th International Congress of Plant Pathology, 1998 | 2 | 1998 |
| Potato brown rot: a threat to Scottish seed potatoes? GS Saddler, GJ Bryan, J Danial, JG Elphinstone, RC McHugh, ... The Dundee Conference. Crop Protection in Northern Britain, 2008, Dundee, UK …, 2008 | 1 | 2008 |
| Epidemiology, autecology and control of Spongospora subterranea, cause of potato powdery scab S Wale, P van de Graaf, A Lees BPC project report, 2005 | 1 | 2005 |
| Effect of environmental factors n infection of potato by Spongospora subterranea f. sp. subterranea, the vector of PMTV P Van de Graaf, A Lees, J Duncan Proc. 5th Symp. Int. Working Group on Plant Viruses with Fungal Vectors …, 2002 | 1 | 2002 |
