Breakdown of resistance to the fungal disease, blackleg, is averted in commercial canola (Brassica napus) crops in Australia

Field Crops Research

Volumn 166, Issue , 2014, Pages 144-151

  Van de Wouw, Angela P ^a   Marcroft, Stephen J ^a,b   Ware, Andrew ^c   Lindbeck, Kurt ^d   Khangura, Ravjit ^e   Howlett, Barbara J ^a  

^a UNIVERSITY OF MELBOURNE   (Australia)

^b Marcroft Grains Pathology   (Australia)

^c SOUTH AUSTRALIAN RESEARCH AND DEVELOPMENT INSTITUTE   (Australia)

^d NSW DEPARTMENT OF PRIMARY INDUSTRIES   (Australia)

^e DEPARTMENT OF AGRICULTURE AND FOOD WESTERN AUSTRALIA   (Australia)

Author keywords

Disease resistance; Fungal avirulence; Leptosphaeria maculans; Oilseed rape

Indexed keywords

CANOLA; CROP YIELD; CULTIVAR; DISEASE RESISTANCE; DISEASE SEVERITY; FUNGAL DISEASE; GENE EXPRESSION; VIRULENCE;

AUSTRALIA; EYRE PENINSULA; SOUTH AUSTRALIA;

BRASSICA NAPUS; BRASSICA NAPUS VAR. NAPUS; FUNGI; LEPTOSPHAERIA MACULANS;

EID: 84904963540     PISSN: 03784290     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fcr.2014.06.023     Document Type: Article

References (40)

1. Abang M.M., Baum M., Ceccarelli S., Grando S., Linde C.C., Yahyaoui A., Zhan J., McDonald B.A. Differential selection on Rhynchosporium secalis during the parasitic and saprophytic phases in the barley scald disease cycle. Phytopathology 2006, 96:1214-1244.
2. Balesdent M.H., Barbetti M.J., Li H., Sivasithamparam K., Gout L., Rouxel T. Analysis of Leptosphaeria maculans race structure in a worldwide collection of isolates. Phytopathology 2005, 95:1061-1071.
3. Balesdent M.H., Fudal I., Ollivier B., Bally P., Grandaubert J., Eber F., Chevre A.M., Leflon M., Rouxel T. The dispensable chromosome of Leptosphaeria maculans shelters an effector gene conferring avirulence towards Brassica rapa. New Phytol. 2013, 198:887-898.
4. Brun H., Chevre A.M., Fitt B.D., Powers S., Besnard A.L., Ermel M., Huteau V., Marquer B., Eber F., Renard M., Andrivon D. Quantitative resistance increases the durability of qualitative resistance to Leptosphaeria maculans in Brassica napus. New Phytol. 2010, 185:285-299.
5. Brun H., Levivier S., Somda I., Ruer D., Renard M., Chevre A.M. A field method for evaluating the potential durability of new resistance sources: application to the Leptosphaeria maculans-Brassica napus pathosystem. Phytopathology 2000, 90:961-966.
6. Chin K.M., Wolfe M.S. Selection of Erysiphe graminis in pure and mixed stands of barley. Plant Pathol. 1984, 33:535-546.
7. Cozijnsen A.J., Howlett B.J. Characterisation of the mating-type locus of the plant pathogenic ascomycete Leptosphaeria maculans. Curr. Genet. 2003, 43:351-357.
8. Cozijnsen A.J., Popa K.M., Purwantara A., Rolls B.D., Howlett B.J. Genome analysis of the plant pathogenic ascomycete Leptosphaeria maculans; mapping mating type and host specificity loci. Mol. Plant Pathol. 2000, 1:293-302.
9. Delourme R., Chevre A.M., Brun H., Rouxel T., Balesdent M.H., Dias J.S., Salisbury P., Renard M., Rimmer S.R. Major gene and polygenic resistance to Leptosphaeria maculans in oilseed rape (Brassica napus). Eur. J. Plant Pathol. 2006, 114:41-52.
10. Elliott C.E., Howlett B.J. Overexpression of a 3-ketoacyl-CoA thiolase in Leptosphaeria maculans causes reduced pathogenicity on Brassica napus. Mol. Plant Microbe Interact. 2006, 19:588-596.
11. Finckh M.R., Gacek E.S., Czembor H.J., Wolfe M.S. Host frequency and density effects on powdery mildew and yield in mixtures of barley cultivars. Plant Pathol. 1999, 48:807-816.
12. Fitt B.D.L., Brun H., Barbetti M.J., Rimmer S.R. World-wide importance of phoma stem canker (Leptosphaeria maculans and L. biglobosa) on oilseed rape (Brassica napus). Eur. J. Plant Pathol. 2006, 114:3-15.
13. Fitt B.D.L., Fraaije B.A., Chandramohan P., Shaw M.W. Impacts of changing air composition on severity of arable crop disease epidemics. Plant Pathol. 2011, 60:44-53.
14. Fudal I., Ross S., Gout L., Blaise F., Kuhn M.L., Eckert M.R., Cattolico L., Bernard-Samain S., Balesdent M.H., Rouxel T. Heterochromatin-like regions as ecological niches for avirulence genes in the Leptosphaeria maculans genome: map-based cloning of AvrLm6. Mol. Plant Microbe Interact. 2007, 20:459-470.
15. Gardiner D.M., Howlett B.J. Negative selection using thymidine kinase increases the efficiency of recovery of transformants with targeted genes in the filamentous fungus Leptosphaeria maculans. Curr. Genet. 2004, 45:249-255.
16. Garrett K.A., Mundt C.C. Epidemiology in mixed host populations. Phytopathology 1999, 89:984-990.
17. Gout L., Fudal I., Kuhn M.L., Blaise F., Eckert M., Cattolico L., Balesdent M.H., Rouxel T. Lost in the middle of nowhere: the AvrLm1 avirulence gene of the Dothideomycete Leptosphaeria maculans. Mol. Microbiol. 2006, 60:67-80.
18. Gout L., Kuhn M.L., Vincenot L., Bernard-Samain S., Cattolico L., Barbetti M., Moreno-Rico O., Balesdent M.H., Rouxel T. Genome structure impacts molecular evolution at the AvrLm1 avirulence locus of the plant pathogen Leptosphaeria maculans. Environ. Microbiol. 2007, 9:2978-2992.
19. Huang Y.J., Balesdent M.H., Li Z.Q., Evans N., Rouxel T., Fitt B.D.L. Fitness cost of virulence differs between the AvrLm1 and AvrLm4 loci in Leptosphaeria maculans (phoma stem canker of oilseed rape). Eur. J. Plant Pathol. 2010, 126:279-291.
20. Koch E., Song K., Osborn T.C., Williams P.H. Relationship between pathogenicity and phylogeny based on restriction fragment length polymorphism in Leptosphaeria maculans. Mol. Plant Microbe Interact. 1991, 4:341-349.
21. Larkan N.J., Lydiate D.J., Parkin I.A., Nelson M.N., Epp D.J., Cowling W.A., Rimmer S.R., Borhan M.H. The Brassica napus blackleg resistance gene LepR3 encodes a receptor-like protein triggered by the Leptosphaeria maculans effector AVRLM1. New Phytol. 2013, 197:595-605.
22. Long Y., Wang Z., Sun Z., Fernando D.W.G., McVetty P.B.E., Li G. Identification of two blackleg resistance genes and fine mapping of one of these two genes in a Brassica napus cultivar 'Surpass400'. Theor. Appl. Genet. 2011, 122:1223-1231.
23. Marcroft S.J., Elliott V.L., Cozijnsen A.J., Salisbury P.A., Howlett B.J., Van de Wouw A.P. Identifying resistance genes to Leptosphaeria maculans in Australian Brassica napus cultivars based on reactions to isolates with known avirulence genotypes. Crop Pasture Sci. 2012, 63:338-350.
24. Marcroft S.J., Sprague S.J., Pymer S.J., Salisbury P.A., Howlett B.J. Crop isolation, not extended rotation length, reduces blackleg (Leptosphaeria maculans) severity of canola (Brassica napus) in south-eastern Australia. Aust. J. Exp. Agric. 2004, 44:601-606.
25. Marcroft S.J., Van de Wouw A.P., Salisbury P.A., Potter T.D., Howlett B.J. Rotation of canola (Brassica napus) cultivars with different complements of blackleg resistance genes decreases disease severity. Plant Pathol. 2012, 61:934-944.
26. Mundt C.C. Use of multiline cultivars and cultivar mixtures for disease management. Annu. Rev. Phytopathol. 2002, 40:381-410.
27. Newton A.C., Guy D.C., Bengough A.G., Gordon D.C., McKenzie B.M., Sun B., Valentine T.A., Hallett P.D. Soil tillage effects on the efficacy of cultivars and their mixtures in winter barley. Field Crops Res. 2012, 128:91-100.
28. Parlange F., Daverdin G., Fudal I., Kuhn M.L., Balesdent M.H., Blaise F., Grezes-Besset B., Rouxel T. Leptosphaeria maculans avirulence gene AvrLm4-7 confers a dual recognition specificity by the Rlm4 and Rlm7 resistance genes of oilseed rape, and circumvents Rlm4-mediated recognition through a single amino acid change. Mol. Microbiol. 2009, 71:851-863.
29. Rouxel T., Penaud A., Pinochet X., Brun H., Gout L., Delourme R., Schmit J., Balesdent M.H. A 10-year survey of populations of Leptosphaeria maculans in France indicates a rapid adaptation towards the Rlm1 resistance gene of oilseed rape. Eur. J. Plant Pathol. 2003, 109:871-881.
30. Sprague S.J., Balesdent M.H., Brun H., Hayden H.L., Marcroft S.J., Pinochet X., Rouxel T., Howlett B.J. Major gene resistance in Brassica napus (oilseed rape) is overcome by changes in virulence of populations of Leptosphaeria maculans in France and Australia. Eur. J. Plant Pathol. 2006, 114:33-44.
31. Sprague S.J., Marcroft S.J., Hayden H.L., Howlett B.J. Major gene resistance to blackleg in Brassica napus overcome within three years of commercial production in southeastern Australia. Plant Dis. 2006, 90:190-198.
32. Van de Wouw A.P., Cozijnsen A.J., Hane J.K., Brunner P.C., McDonald B.A., Oliver R.P., Howlett B.J. Evolution of linked avirulence effectors in Leptosphaeria maculans is affected by genomic environment and exposure to resistance genes in host plants. PLoS Pathog. 2010, 6:e1001180.
33. Van de Wouw A.P., Howlett B.J. Estimating frequencies of virulent isolates in field populations of a plant pathogenic fungus, Leptosphaeria maculans, using high-throughput pyrosequencing. J. Appl. Microbiol. 2012, 113:1145-1153.
34. Van de Wouw A.P., Lowe R.G.T., Elliott C.E., Dubois D.J., Howlett B.J. An avirulence gene, AvrLmJ1, from the blackleg fungus, Leptosphaeria maculans, confers avirulence to Brassica juncea cultivars. Mol. Plant Pathol. 2013.
35. Van de Wouw A.P., Marcroft S.J., Barbetti M.J., Hua L., Salisbury P.A., Gout L., Rouxel T., Howlett B.J., Balesdent M.H. Dual control of avirulence in Leptosphaeria maculans towards a Brassica napus cultivar with 'sylvestris-derived' resistance suggests involvement of two resistance genes. Plant Pathol. 2009, 58:305-313.
36. Van de Wouw A.P., Stonard J.F., Howlett B.J., West J.S., Fitt B.D., Atkins S.D. Determining frequencies of avirulent alleles in airborne Leptosphaeria maculans inoculum using quantitative PCR. Plant Pathol. 2010, 59:809-818.
37. Yu F., Lydiate D.J., Rimmer S.R. Identification of two novel genes for blackleg resistance in Brassica napus. Theor. Appl. Genet. 2005, 110:969-979.
38. Yu F., Lydiate D.J., Rimmer S.R. Identification and mapping of a third blackleg resistance locus in Brassica napus derived from B. rapa subsp. sylvestris. Genome 2008, 51:64-72.
39. Zhan J., McDonald B.A. Experimental measures of pathogen competition and relative fitness. Annu. Rev. Phytopathol. 2013, 51:131-153.
40. Zhu Y.Y., Chen H.R., Fan J.H., Wang Y.Y., Li Y., Chen J., Fan J., Yang S., Hu L., Leung H., Mew T.W., Teng P.S., Wang Z., Mundt C.C. Genetic diversity and disease control of rice. Nature 2000, 406:718-722.