…and to help make variety decisions. Blackleg pseudothecia on old canola stem pieces. Blackleg pseudothecia on stubble pieces. Photo credit: Justine Cornelsen Further reading: Labs that do blackleg tests Blackleg.ca…
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…blackleg and provide analysis of blackleg races present. These results will help growers choose the best canola R-genes to use the next time canola goes on that field. While farms…
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…Blackleg pseudothecia on old canola stem pieces. Blackleg pseudothecia on stubble pieces. Photo credit: Justine Cornelsen Further reading: Blackleg ratings and seed decisions Blackleg resistance: Rotating difference resistance types Blackleg.ca…
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…appropriate for fields with increasing blackleg levels. Consider how seed treatments for flea beetles, cutworm and blackleg could help. These factors all go into choosing the right canola cultivar for…
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…harbour the blackleg pathogen.” Blackleg photo gallery Blackleg lesions on young plants are more likely to cause significant yield loss than infection later in the season. Blackleg lesion on…
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…are similar to but much smaller than blackleg pycnidia. More spread-out discolouration: Like blackleg, verticillium stripe causes a darkening of the stem cross-section. However, while blackleg causes distinct black wedge…
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…for example, should be sprayed before October 1. Is it time to switch blackleg R genes? Farm reports suggest higher levels of blackleg this year, with notable yield loss in…
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…by hand. Blackleg disease rating: Blackleg disease rating: 1 Blackleg disease rating: 2 Blackleg disease rating: 3 Blackleg disease rating: 4 Blackleg disease rating: 5 (dead) Blackleg management options…
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