• Anthracnose - Image of soybean pods attacked by the anthracnose fungus Colletotrichum truncatum, and information on treatment.
• Asian Soybean Rust - This article discusses Asian Soybean Rust, its occurrence, and the control options available for organic producers, such as biofungicide and foliar and other fertilizations.
• Bean Leaf Beetle: Integrated Crop Management - Various articles on soybean beetles and aphids, identification of insects and transmission of viruses.
• Charcoal Rot of Soybean - Photographs of crop damage and lesions on stem and root, and information on this disease caused by the soil-borne fungus Macrophomina phaseolina, its symptoms and control. [PDF]
• Common Diseases of Soybean - Photographs and information on various diseases which may affect this crop, the life cycle of the causal agents, the symptoms and plant health management.
• Insect Management in Soybeans - Describes the insect pests most commonly encountered in this crop, with information on scouting techniques, the thresholds for action and control methods.
• Integrated Crop Management: Soybean Aphid - Various articles on these pests with plenty of information on chemical and biological control.
• Organic Control of White Mold on Soybeans - This article discusses non-chemical options for organic control of white mold on soybeans, including varietal selection, canopy management, delayed planting, crop rotation, tillage reduction, and biofungicides.
• Phytophthora Root Rot of Soybeans - Caused by the soil-borne fungus Phytophthora megasperma var sojae, this is one of the most serious diseases of soybeans. Information on the symptoms, the life cycle of the fungus, and possible control methods. [PDF]
• Pod and Stem Blight - Photograph of an infection caused by Diaporthe phaseolorum var Sojae on a soybean plant.
• Soybean - Photographs of plants infected by various pathogens and pests, with links to articles on integrated crop management.
• Soybean Cyst Nematode - Photographs and information on this damaging microscopic parasite, its field symptoms and diagnosis, with advice on management strategies. [PDF]
• Soybean Disease Research: Soy Diseases - Information on diseases affecting this crop, including symptoms, the disease cycle and management.
• Soybean Diseases - Information on the diseases that affect this crop with many photographs of the symptoms.
• Soybean Insects and Diseases - Photographs and information from Iowa State University on soybean insects, foliar injury and disease, stem and root diseases, seed and seedling diseases, soybean viruses and cyst nematodes.
• Soybean Nematode Management - Information on the species that attack soybean, their diagnosis and management, including nematicides recommended for this crop.
• Soybean Rust: Is the U.S. Soybean Crop at Risk? - Information on the fungus Phakopsora pachyrhizi and its distribution and effect on soya bean plants, with many photographs.
• Soybean Rust, Phakopsora pachyrhizi - Photograph of affected foliage and a description of the symptoms.
• Stem Rot of Soybean - Image of stem infected with Phytophthora sojae.
• Using Foliar Fungicides to Manage Soybean Rusts - Information on Soybean rust in the United States caused by Phakopsora pachyrhizi and detailed information on the use of fungicides to control it, with many photographs. [PDF]

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