| http://www.w3.org/ns/prov#value | - This may develop cracks and black fruiting bodies may be produced.Species Affected:Brassicas, Canola, Rapeseed, Swede, TurnipBiology:Favoured by wet, windy conditions.Survives on crop residues and in the soil for up to 4 years.Spread by spores discharged during rain or irrigation and spread mainly by water.Insects and machinery can spread spores.Seed may also carry spores.Has a sexual stage which
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