A three year survey found that foliar disease incidence on faba bean was more than 75% in Alberta and Saskatchewan reaching 100% in Alberta in 2019. The major fungal genera identified were Alternaria, Botrytis, Fusarium and Stemphylium. Botrytis fabae, which primarily causes chocolate spot disease,...

Lygus bug and chocolate spot disease can damage faba bean seed. Research found both organisms are widespread in central and southern Alberta. Seed damage occurs independently of each other, and is primarily caused by lygus bug. Seed damage caused by lygus bug (Lygus spp.) or chocolate...

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