Fungicides for Managing Wheat Foliar Diseases and Fuarium Head Blight

  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 […]

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Septoria Brown Spot in Soybean

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 […]

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Stem Canker in Soybean

The conditions this year have resulted in a number of soybean diseases starting early and northern stem canker is one such disease. In most years, stem canker symptoms become apparent later in the seasonafter flowering. This year stem canker started earlier with seedling damping off and early season wilting symptoms which is as stated above […]

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Management Tips for Dwarf Bunt

The following harvest and storage management tips for dwarf bunt infected fields can help increase sample quality: Cut high with the combine Wheat infected with dwarf bunt will be substantially shorter than healthy plants. Raising the header will reduce the amount of bunt balls harvested. Harvest below 15% Bunt balls and spores that are dry […]

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Sudden Death Syndrome in Soybeans

Sudden death syndrome (SDS) is most visible when the soybean crop enters the reproductive stages of development because most of the resources of the plant begin to shift from vegetative (leafs, stems, roots, etc) growth to producing and filling the pods. When this shift in resources occurs, the plant’s natural defense mechanisms are reduced (especially […]

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