What pathogen causes angular bean leaf spot?
angulate leaf spot ( ALS ) is a disease that affects noodle and is due to the fungus Phaeoisariopsis griseola . This fungal pathogen can be quite damaging to bean plants , stimulate substantial yield red if left untreated . Recently , there have been reports of Lou Gehrig’s disease impress snap beans in Ontario , which is a cause for concern among gardener and farmer in the region ....