Table 1.

Bacterial strains

StrainGeographical originHost plantYear of isolationPathogenicity for tomatoGenomic speciesaGroupb
P. syringae pv. tomato strains
 CFBP 2212Td United Kingdom Lycopersicon esculentum 1960+IIIA
 CFBP 1321Switzerland Lycopersicon esculentum ?+A
 JN16.5Portugal Lycopersicon esculentum 1991+A
 CFBP 1920Canada Lycopersicon esculentum ?+A
 TE 951Spain Lycopersicon esculentum ?+A
 UCRDUnited States Lycopersicon esculentum ?+A
 JN51Canada Lycopersicon esculentum ?+A
 JN52Canada Lycopersicon esculentum ?+A
 JN53 (race 1)c Canada Lycopersicon esculentum ?+A
 JN54 (race 1)Canada Lycopersicon esculentum ?+A
 1427stFrance Lycopersicon esculentum ?+IIIA
 JN20.1e France Lycopersicon esculentum 1993+A
P. syringae pv. maculicola strains
 CFBP 1657T New Zealand Brassica oleracea 1965+IIIA
 CFBP 1637United States Raphanus sativus 1965+Not IIIA
 CFBP 1738United Kingdom Brassica oleracea 1965+A
 CFBP 1740Zimbabwe Brassica oleracea 1970+A
 ICMP 2744d United Kingdom Brassica nigra 1968+A
 JN8.5France Raphanus sativus 1993+A
 JN8.10France Raphanus sativus 1993+A
P. syringae CFBP 1777 (pathovar undetermined)New Zealand Euphorbia pulcherrima 1972+A
P. syringae pv. antirrhini CFBP 1620T United Kingdom Antirrhinum majus 1965IIIA
P. syringae pv. apii CFBP 1726United States Apium gravoleolens 1975+IIIA
P. syringaepv. berberidis CFBP 1727T New Zealand Berberissp.1972IIIA
P. syringae pv. lachrymans CFBP 2440T United States Cucumis sativus 1935IIIA
P. syringae pv. passiflorae CFBP 2346T New Zealand Passiflora edulis 1962IIIA
P. syringae pv. persicae CFBP 1573T France Prunus persicae 1974IIIA
P. syringae pv. delphinii CFBP 2215T New Zealand Delphiniumsp.1957IIID
P. syringae pv. syringae CFBP 1392T United Kingdom Syringa vulgaris 1950IM
P. syringae pv. phaseolicola CFBP 1390T Canada Phaseolus vulgaris 1949IIN
P. viridiflavaCFBP 2107T Switzerland Phaseolussp.1927VIQ
  • a Genospecies as determined by DNA pairing studies (7, 18).

  • b Group as determined by PCR-RFLP analysis of the rrn operon (12).

  • c Physiological race determined by inoculation on tomato cultivars bearing the Pto resistance gene (this study).

  • d CFBP, Collection Française de Bactéries Phytopathogènes, Institut National de la Recherche Agronomique, Angers France; ICMP, International Collection of Microorganisms from Plants, Department of Scientific and Industrial Research, Auckland, New Zealand. T = type strain.

  • e JN20-1 was isolated from a tomato field artificially infected 8 months previously with strain 1427st.