Microbial populations, fungal species diversity and plant pathogen levels in field plots of potato plants expressing theBacillus thuringiensis var.tenebrionis endotoxin KK Donegan, DL Schaller, JK Stone, LM Ganio, G Reed, PB Hamm, ... Transgenic Research 5, 25-35, 1996 | 183 | 1996 |
Implications of sexual reproduction for Phytophthora infestans in the United States: generation of an aggressive lineage PD Gavino, CD Smart, RW Sandrock, JS Miller, PB Hamm, TY Lee, ... Plant Disease 84 (7), 731-735, 2000 | 169 | 2000 |
Whole genome characterization of Potato virus Y isolates collected in the western USA and their comparison to isolates from Europe and Canada JH Lorenzen, T Meacham, PH Berger, PJ Shiel, JM Crosslin, PB Hamm, ... Archives of virology 151, 1055-1074, 2006 | 157 | 2006 |
Relative resistances of potato clones in response to new and old populations of Phytophthora infestans DA Inglis, DA Johnson, DE Legard, WE Fry, PB Hamm | 128 | 1996 |
The taxonomic structure of Phytophthora megasperma: evidence for emerging biological species groups EM Hansen, CM Brasier, DS Shaw, PB Hamm Transactions of the British Mycological Society 87 (4), 557-573, 1986 | 126 | 1986 |
Effects of seedborne potato virus Y infection in two potato cultivars expressing mild disease symptoms DC Hane, PB Hamm Plant Disease 83 (1), 43-45, 1999 | 123 | 1999 |
Soil microbial, fungal, and nematode responses to soil fumigation and cover crops under potato production HP Collins, A Alva, RA Boydston, RL Cochran, PB Hamm, A McGuire, ... Biology and Fertility of Soils 42, 247-257, 2006 | 120 | 2006 |
Coat protein transgenic resistance to watermelon mosaic and zucchini yellows mosaic virus in squash and cantaloupe. GH Clough, PB Hamm Plant Disease 79 (11), 1107-1109, 1995 | 118 | 1995 |
First report of zebra chip disease and “Candidatus Liberibacter solanacearum” on potatoes in Oregon and Washington State. JM Crosslin, PB Hamm, JE Eggers, SI Rondon, VG Sengoda, ... | 116* | 2012 |
Aggressiveness of isolates of Phytophthora infestans from the Columbia Basin of Washington and Oregon JS Miller, DA Johnson, PB Hamm Phytopathology 88 (3), 190-197, 1998 | 116 | 1998 |
Identity of a Phytophthora species attacking raspberry in Europe and North America WF Wilcox, PH Scott, PB Hamm, DM Kennedy, JM Duncan, CM Brasier, ... Mycological Research 97 (7), 817-831, 1993 | 107 | 1993 |
Potato late blight in the Columbia Basin: An economic analysis of the 1995 epidemic DA Johnson, TF Cummings, PB Hamm, RC Rowe, JS Miller, RE Thornton, ... Plant Disease 81 (1), 103-106, 1997 | 105 | 1997 |
Characterization of the Phytophthora infestans population in the Columbia Basin of Oregon and Washington from 1992 to 1995 JS Miller, PB Hamm, DA Johnson Phytopathology 87 (6), 656-660, 1997 | 87 | 1997 |
Cultural characters, protein patterns and unusual mating behaviour of Phytophthora gonapodyides isolates from Britain and North America CM Brasier, PB Hamm, EM Hansen Mycological Research 97 (11), 1287-1298, 1993 | 83 | 1993 |
Strain-Specific Resistance to Potato virus Y (PVY) in Potato and Its Effect on the Relative Abundance of PVY Strains in Commercial Potato Fields CN Funke, OV Nikolaeva, KJ Green, LT Tran, M Chikh-Ali, ... Plant Disease 101 (1), 20-28, 2017 | 81 | 2017 |
The Occurrence of PVYO, PVYN, and PVYN:O Strains of Potato virus Y in Certified Potato Seed Lot Trials in Washington and Oregon JM Crosslin, PB Hamm, DC Hane, J Jaeger, CR Brown, PJ Shiel, ... Plant Disease 90 (8), 1102-1105, 2006 | 80 | 2006 |
Monitoring nitrogen status of potatoes using small unmanned aerial vehicles ER Hunt, DA Horneck, CB Spinelli, RW Turner, AE Bruce, DJ Gadler, ... Precision agriculture 19, 314-333, 2018 | 79 | 2018 |
Vol. 63, No. 7--PLANT DISEASE REPORTER--July 1979 607 ISOLATION, INCIDENCE AND MANAGEMENT OF PHYTOPHTHORA IN FOREST TREE NURSERIES IN THE PACIFIC NORTHWEST EM Hansen, PB Hamm, AJ Julis, LF Roth The Plant Disease Reporter 63, 607, 1979 | 62 | 1979 |
First Report of the Necrotic Strain of Potato virus Y (PVYN) on Potatoes in the Northwestern United States JM Crosslin, PB Hamm, KC Eastwell, RE Thornton, CR Brown, D Corsini, ... Plant Disease 86 (10), 1177-1177, 2002 | 61 | 2002 |
Control of Meloidogyne chitwoodi in potato with fumigant and nonfumigant nematicides RE Ingham, PB Hamm, RE Williams, WH Swanson Journal of nematology 32 (4S), 556, 2000 | 61 | 2000 |