b"Peas collected six weeks after planting in mid-June that show early symptoms of Aphanomcyes root rot, with honey-brown discolouration of the lateral roots and progression into the tap root.PHOTO: SYAMA CHATTERTON, AGRICULTURE AND AGRI-FOOD CANADAit was again a very dry year in Alberta. Once we got past June, there was basically very little precipitation in this province, she says. How bad (the root rot complex) will depend on the How bad (the root rot complex)weather and will be fully dependent on the crop rotation that's been on that farm.will depend on the weatherChatteron and Bowness Davidson both recommend farmers and will be fully dependentfollow a crop rotation of at least four years and dont plant pea or lentil crops in fields which have had root rot problems in the on the crop rotation thatspast. They also recommend farmers should shy away from root been on that farm.rot host crops such as soybeans and chickpeas. Chatteron notes though soybeans, chickpeas and faba beans are resistant to Robyne Bowness Davidson Aphanomyces.If you're following a four-year crop rotation, the good thing is that 2018 and 2019 were fairly dry years, so we wouldn't have seen a big root rot problem in those years. So you would have Davidson, pulse research scientist with Lakeland College,had a lower inoculum coming out of your pea and lentil fields in explains in a phone interview.2018 or 2019. So you might be better off, with lower risk, coming One of the really major disease issues that we're facing withininto 2023, she explains.that root rot complex is aphanomyces euteiches, she says. It'sFarmers should also keep an eye out for bacterial blight, a problematic soil borne root rot disease that targets peas andChatterton says. Bacterial blight incidence was pretty low lentils, and it is quite destructive. And right now the controlcoming out of 2022, which should lead to less incidence again options are basically limited to none. in 2023. Bowness Davidson adds Aphanomyces will only attack peaMycosphaerella blight is one that is just there every year and and lentil pulse crops. Fusarium, Rhizoctonia and Pythium onagain is really dependent on the weather conditions and when the other hand will go after any pulse crop.you get rainfall, she adds.In 2022, reports of Aphanomyces were a lot lower because Ashley Robinson44seed.ab.ca"