Distribution of Leptosphaeria maculans in two fields in southern Ontario as determined by the polymerase chain reaction

European Journal of Plant Pathology

Volumn 102, Issue 6, 1996, Pages 569-576

  Mahuku, George S ^a   Hall, Robert ^a   Goodwin, Paul H ^a  

^a UNIVERSITY OF GUELPH   (Canada)

Author keywords

highly virulent; weakly virulent

Indexed keywords

BRASSICA NAPUS; LEPTOSPHAERIA; LEPTOSPHAERIA MACULANS; SCLEROTINIA SCLEROTIORUM; SINAPIS ARVENSIS; BRASSICACEAE;

BLACKLEG; FUNGAL PATHOGEN; OILSEED RAPE; POLYMERASE CHAIN REACTION; VIRULENCE;

CANADA, ONTARIO;

EID: 0029659506     PISSN: 09291873     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF01877024     Document Type: Article

References (29)

1. Adachi Y and Tsuge T (1994) Coinfection by different isolates of Alternaria alternata in single black spot lesions of Japanese pear leaves. Phytopathology 84: 447-451
2. Bonman JM and Gabrielson RL (1981) Localized infections of siliques and seed of cabbage by Phoma lingam, Plant Disease 65: 868-869
3. Chigogora JL and Hall R (1995) Relationship among measures of blackleg in winter oilseed rape and infection of harvested seed by Leptosphaeria maculans. Canadian Journal of Plant Pathology 17: 25-30
4. Gabrielson RL (1983) Blackleg disease of crucifers caused by Leptosphaeria maculans (Phoma lingam) and its control. Seed Science and Technology 11: 749-780
5. Gugel RK and Petrie GA (1992) History, occurrence, impact and control of blackleg of rapeseed. Canadian Journal of Plant Pathology 14: 36-45
6. Hall R, Peters RD and Assabgui RA (1993) Occurrence and impact of blackleg on oilseed rape in Ontario. Canadian Journal of Plant Pathology 15: 305-313
7. Hall R (1992) Epidemiology of blackleg of oilseed rape. Canadian Journal of Plant Pathology 14: 46-55
8. Hammond KE and Lewis BG (1986) Superficial stem lesions on oilseed rape caused by Leptosphaeria maculans in the presence of anther components. Transactions of the British Mycological Society 86: 175-178
9. Henson JM and French R (1993) The polymerase chain reaction and plant disease diagnosis. Annual Review of Phytopathology 31: 81-109
10. Henson JM, Goins T, Grey W, Mathre DE and Elliott ML (1993) Use of polymerase chain reaction to detect Gaeumannomyces graminis DNA in plants grown in artificially and naturally infested soils. Phytopathology 83: 283-287
11. Humpherson-Jones FM (1983) Pathogenicity studies on isolates of Leptosphaeria maculans from brassica seed production crops in south-east England. Annals of Applied Biology 103: 37-44
12. Humpherson-Jones FM (1986) The occurrence of virulent pathotypes of Leptosphaeria maculans in brassica seed crops in England. Plant Pathology 35: 224-231
13. Johnson RD and Lewis BG (1994) Variation in host range, systemic infection and epidemiology of Leptosphaeria maculans. Plant Pathology 43: 269-277
14. Mahuku GS, Goodwin PH and Hall R (1995) A competitive polymerase chain reaction to quantify DNA of Leptosphaeria maculans during blackleg development in oilseed rape. Molecular Plant-Microbe Interactions 8: 761-767
15. McDonald BA and Martinez JP (1990) DNA restriction fragment length polymorphisms among Mycosphaerella graminicola (anamorph Septoria tritici) isolates collected from a single wheat field. Phytopathology 80: 1368-1373
16. McGee DC and Petrie GA (1978) Variability of Leptosphaeria maculansm relation to blackleg of oilseed rape. Phytopathology 68: 625-630
17. McGee DC and Petrie GA (1979) Seasonal patterns of ascospore discharge by Leptosphaeria maculans in relation to blackleg of oilseed rape. Phytopathology 69: 586-589
18. Morales VM, Pelcher LE and Taylor JL (1993) Comparison of the 5.8s rDNA and internal transcribed spacer sequences of isolates of Leptosphaeria maculans from different pathogenicity groups. Current Genetics 23: 490-495
19. O'Gorman D, Xue B, Hsiang T and Goodwin PH (1994) Detection of Leptosphaeria korrae with the polymerase chain reaction and primers from the ribosomal internal transcribed spacers. Canadian Journal of Botany 72: 342-346
20. Petrie GA (1993a) Distribution of virulent blackleg on standing rapeseed/canola crops in Saskatchewan, 1982-1991. Canadian Plant Disease Survey 73: 117-121
21. Petrie GA (1993b) Post-harvest surveys of blackleg on stubble of rapeseed/canola crops in Saskatchewan, 1981-1991. Canadian Plant Disease Survey 73: 123-128
22. Petrie GA (1994) Changes in blackleg incidence, 1991-1993, with notes on other diseases. Canadian Plant Disease Survey 74: 88-90
23. Plummer KM, Dunse K and Hewlett BJ (1994) Non-aggressive strains of the blackleg fungus, Leptosphaeria maculans, are present in Australia and can be distinguished from aggressive strains by molecular analysis. Australian Journal of Botany 42: 1-8
24. Plummer KM and Howlett BJ (1993) Major chromosomal length polymorphisms are evident after meiosis in the phytopathogenic fungus Leptosphaeria maculans. Current Genetics 24: 107-113
25. Stace-Smith R, Bowler G, MacKenzie DJ and Ellis P (1993) Monoclonal antibodies differentiate the weakly virulent from the highly virulent strain of Leptosphaeria maculans, the organism causing blackleg of canola. Canadian Journal of Plant Pathology 15: 127-133
26. Taylor JL (1993) A simple, sensitive and rapid method for detecting seed contaminated with the highly virulent Leptosphaeria maculans. Applied and Environmental Microbiology 59: 3681-3685
27. Taylor JL and Borgmann IE (1994) An unusual repetitive element from highly virulent isolates of Leptosphaeria maculans and evidence of its transfer to a weakly virulent isolate. Molecular Plant-Microbe Interactions 7: 181-188
28. Williams PH (1992) Biology of Leptosphaeria maculans. Canadian Journal of Plant Pathology 14: 30-35
29. Xue BG, Goodwin PH and Annis SL (1992) Pathotype identification of Leptosphaeria maculans with PCR and oligonucleotide primers from ribosomal internal transcribed spacer sequences. Physiological and Molecular Plant Pathology 41: 179-188