Author: Owen Wally

Field Crop Pathologist, AAFC Harrow

Bacterial Brown Spot Observations in Ontario Dry Beans (2019)

Post author By Owen Wally
Post date October 9, 2020
No Comments on Bacterial Brown Spot Observations in Ontario Dry Beans (2019)

Bacterial brown spot on a dry bean leaf in which there are large dark brown necrotic spots surrounded by broad yellow borders and little brown specks spread across the leaf

There has been a huge amount of focus on dry bean breeding dealing with resistance towards common bacterial blight (CBB) caused by the seed borne bacteria Xanthomonas axonopodis pv. phaseoli (Xap) and X. fuscans pv. fuscans (Xff). This bacterium is controlled through the use of certified seed, however the bacteria can overwinter on crop debris…Continue readingBacterial Brown Spot Observations in Ontario Dry Beans (2019)