Winter Wheat: The winter wheat crop looks excellent throughout much of the province. There is lots of growth with excellent yield potential. This lush growth will increase the risk of foliar leaf diseases like powdery mildew (Figure 1) and Septoria (Figure 2) especially in susceptible varieties; regular scouting will detect early infection and allow for […]
There are many different diseases which are caused by various fungal pathogens that affect cereals in Ontario. The foliar diseases (powdery mildew, leaf rust, Septoria leaf spot, Septoria (Stagonospora) glume blotch and tan spot) and Fuarium Head Blight (FHB) can cause significant yield losses if not managed correctly. Although these diseases occur in all […]
Septoria Brown Spot in Soybeans Septoria Brown spot is caused by the fungal pathogen Septoria glyines and under normal conditions, the disease does not cause major yield loss in Canada. Were yield losses have occurred in the past is when the soybean plants are under prolonged stress conditions. This can result in premature defoliation which […]