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Loading ...First Confirmation of Soybean Vein Necrosis Virus in Ontario
Was this post helpful? Loading ...Managing Soybean Cyst Nematode for 2013
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Posted in Pest Management, Presentations and Video
Tagged resistant varieties, SCN, soybean cyst nematode, soybeans
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My Soybeans are Wilting
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Posted in Pest Management, Soybeans
Tagged chlorosis, disease, fusarium, necrosis, phytophthora, residue, SDS, soybean, sudden death syndrome, wilt, yellowing
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Soybean Cyst Nematode and Rhizoctonia Root Rot in Soybeans
I have had a lot of questions concerning Soybean cyst nematode and rhizoctonia in soybeans recently. In terms of SCN, remember the primary SCN symptom is often no above ground symptoms at all. Growers are advised over the next few weeks to scout for SCN by carefully digging-up plants, gently rem... Continue reading
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Posted in Pest Management, Soybeans
Tagged fusarium, phytophthora, rhizoctonia, SCN, soybean cyst nematode
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Impact of Dry Conditions on Soybeans
Horst Bohner, Soybean Specialist, OMAFRA, Stratford
Albert Tenuta, Field Crop Plant Pathologsit, OMAFRA, Ridgetown
Prolonged dry conditions can reduce soybean yield at any stage of development, but plants are more susceptible during germination and the reproductive growth stages. Dry soil cond... Continue reading
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Posted in Pest Management, Soybeans
Tagged drought, dry weather, fungicide, nodules, soybean, variety, yield impact
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Fungicide Efficacy for Control of Corn Diseases in Ontario (Corn Disease Working Group)
The hot, dry weather conditions to date have not been very conducive to foliar leaf diseases across most of the province. In most cases, besides high relative humidity, prolonged wet conditions on the leaves are necessary for infection but only under favourable temperatures (16-30oC). What has s... Continue reading
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Posted in Corn, Pest Management
Tagged anthracnose, corn, diplodia, disease, ear rot, efficacy, eyespot, fungicide, fusarium, gibberella, gray leaf spot, grey leaf spot, northern leaf blight, rust, spray
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Early Warning System for Field Crop Pathogens
Was this post helpful? Loading ...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 i... Continue reading
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Posted in Cereals, Pest Management
Tagged disease, disease control, efficacy, foliar, fungicide, fusarium, powdery mildew, rust, septoria, stagonospora, wheat
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White Mould Management Publication
White mould is a difficult disease to predict, although most years the appearance of the disease is often higher in dry edible beans than in soybeans. The disease is most damaging when cool (moderate), wet conditions occur during flowering or near harvest. The best resource available for the managem... Continue reading
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Posted in Pest Management
Tagged disease, disease control, edible beans, fungicide, sclerotinia, scouting, soybean, white mold
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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. T... Continue reading
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Was this post helpful? Loading ...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... Continue reading
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Was this post helpful? Loading ...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 plan... Continue reading
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Posted in Pest Management
Tagged brown stem rot, BSR, SDS, soybean, sudden death, sudden death syndrome
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Albert Tenuta
Areas of Focus• Pathology for field crops, including emerging issues, control strategies and new technologies in pathology
• Collaborate on applied research and demonstration projects to validate/determine practical disease management solutions
• Editor of CropPest Ontario newsletter, providing pest management information and alerts
