Establishing the relationship of ascospore loads with blackleg (Leptosphaeria maculans) severity on canola (Brassica napus)

Australian Journal of Agricultural Research

Volumn 55, Issue 8, 2004, Pages 849-854

  Wherrett, A D ^a   Sivasithamparam, K ^a   Barbetti, M J ^a  

^a UNIVERSITY OF WESTERN AUSTRALIA   (Australia)

Author keywords

Oilseed rape; Phoma lingam; Rapeseed

Indexed keywords

CANOLA; CROP DAMAGE; DISCHARGE; DISEASE PREVALENCE; SEEDLING;

BRASSICA; BRASSICA NAPUS; BRASSICA NAPUS VAR. NAPUS; FUNGI; LEPTOSPHAERIA; LEPTOSPHAERIA MACULANS; PHOMA; SINAPIS ARVENSIS;

EID: 4644280842     PISSN: 00049409     EISSN: None     Source Type: Journal    
DOI: 10.1071/AR04026     Document Type: Article

References (23)

1. Anon. (2003) Crop variety sowing guide for Western Australia. Bulletin 4592, Department of Agriculture Western Australia, Perth.
2. Barbetti MJ (1995) Resistance in annual Medicago species to Phoma medicaginis and Leptosphaerulina trifolii under field conditions. Australian Journal of Experimental Agriculture 35, 209-214.
3. Barbetti MJ, Khangura RK (1999) Managing blackleg in the disease-prone environment of Western Australia. In 'Proceedings of the 10th International Rapeseed Congress'. Canberra, Australia. (Ed. N Wratten et al.) p. 100. (Groupe Consultatif International de Recherche sur le Colza: Paris)
4. Gladders P, Musa TM (1980) Observations on the epidemiology of Leptosphaeria maculans stem canker in winter oilseed rape. Plant Pathology 29, 28-37.
5. Hammond KE, Lewis BG, Musa TM (1985) A systemic pathway in the infection of oilseed rape plants by Leptosphaeria maculans. Plant Pathology 34, 557-565.
6. Hewlett BJ, Ballinger DJ, Barbetti MJ (1999) Diseases. In 'Canola in Australia: the first thirty years'. (Eds PA Salisbury, TD Potter, G McDonald, AG Green) pp. 47-52. (Organising Committee of the 10th International Rapeseed Congress, Elect Printing: Canberra, ACT)
7. Humpherson-Jones FM, Burchill RT (1982) Chemical suppression of the sexual stage of Leptosphaeria maculans on oil-seed rape and turnip seed crop straw. Annals of Applied Biology 100, 281-288.
8. James WC, Shih CS, Callbeck LC, Hodgson WA (1973) Interplot interference in field experiments with late blight of potato (Phytophthora infestans). Phytopathology 63, 1269-1275.
9. Khangura RK, Barbetti MJ (1999) Chemical control of blackleg disease of canola in Western Australia. In 'Proceedings of the 10th International Rapeseed Congress'. Canberra, Australia. (Eds N Wratten, TD Potter, G McDonald, AG Green) p. 232. (Groupe Consultatif International de Recherche sur le Colza: Paris)
10. Khangura RK, Barbetti MJ (2002) Efficacy of Impact® to manage blackleg (Leptosphaeria maculans) in canola. Australian Journal of Agricultural Research 53, 311-321. doi: 10.1071/AR01010
11. Li H, Sivasithamparam K, Barbetti MJ (2003) Breakdown of a Brassica rapa ssp. sylvestris dominant blackleg resistance gene in B. napus rapeseed by Leptosphaeria maculans field isolates in Australia. Plant Disease 87, 752.
12. Marcroft SJ, Sprague SJ, Pymer SJ, Salisbury PA, Hewlett BJ (2003) Factors affecting the survival and dissemination of the blackleg fungus (Leptosphaeria maculans) in south-eastern Australia. Australian Journal of Experimental Agriculture 43, 1231-1236. doi: 10.1071/EA02117
13. McArthur WM (1991) 'Reference soils of south-western Australia.' (Department of Agriculture: Perth, W. Aust.)
14. McGee DC, Emmett RW (1977) Blackleg (Leptosphaeria maculans (Desm.) Ces.et de Not.) of rapeseed in Victoria: crop losses and factors which affect disease severity. Australian Journal of Agricultural Research 28, 47-51.
15. McGee DC, Petrie GA (1979) Seasonal patterns of ascospore discharge by Leptosphaeria maculans in relation to blackleg of oilseed rape. Phytopathology 69, 586-589.
16. McKinney HA (1923) Influence of soil and moisture on infection of wheat seedlings by Helminthosporum sativum. Journal of Agricultural Science 26, 195-218.
17. Petrie GA (1995) Effects of chemicals on ascospore production by Leptosphaeria maculans on blackleg-infected canola stubble in Saskatchewan. Canadian Plant Disease Survey 75, 45-50.
18. Rawlinson CJ, Muthyalu G, Cayley GR (1984) Fungicide effects on light leaf spot, canker, crop growth and yield of winter oil-seed rape. Journal of Agricultural Science, Cambridge 103, 613-628.
19. Salam MU, Khangura RK, Diggle AJ, Barbetti MJ (2003) Blackleg sporacle: a model for predicting onset of pseudothecia maturity and seasonal ascospore showers in relation to blackleg of canola. Phytopathology 93, 1073-1081.
20. Salisbury PA, Ballinger DJ, Wratten N, Plummer KM, Howlett BJ (1995) Blackleg disease on oilseed Brassica in Australia: a review. Australian Journal of Experimental Agriculture 35, 665-672.
21. Turkington TK, Clayton GW, Woods DL (2000) The impact of soil incorporation of canola residues and stubble application of chemicals on decomposition and inoculum production by Leptosphaeria maculans. Canadian Journal of Plant Pathology 22, 155-159.
22. West JS, Kharbanda PD, Barbetti MJ, Fitt BDL (2001) Epidemiology and management of Leptosphaeria maculans (phoma stem canker) on oilseed rape in Australia, Canada and Europe. Plant Pathology 50, 10-27. doi: 10.1046/J.1365-3059.2001.00546.X
23. Wherrett AD, Sivasithamparam K, Barbetti MJ (2003) Chemical manipulation of Leptosphaeria maculans (blackleg disease) pseudothecial development and timing of ascospore discharge from canola (Brassica napus) residues. Australian Journal of Agricultural Research 54, 837-848. doi: 10.1071/AR03056