Read more about key corn and soybean diseases, including symptoms, conditions, impact on yield and management tips. This disease guide also provides resources, solutions and recommendations to manage these yield-robbing diseases.
Learn About DiseasesProtect Plant Health and Yield with Fungicides
Row Crop Fungicides
Protect Plant Health and Yield
Plant health is a critical element in maximizing your crop’s potential. Fungicides play a vital role in protecting plant health. The Corteva Agriscience portfolio of row crop fungicides offers a solution for today’s most challenging diseases like tar spot and gray leaf spot in corn or white mold and frogeye leaf spot in soybeans.
Row Crop Fungicides
The row crop fungicides from Corteva Agriscience™ quickly surround, penetrate and protect leaves and stems. Your crop will be protected – inside and out – from the moment you apply the fungicide. As diseases try to ruin yield potential, you will have peace of mind knowing your fields are protected from the start.
Learn more about how these row crop fungicides can help protect your crop’s plant health and bottom line from yield-robbing diseases.
Aproach® Prima fungicide
Disease moves fast to destroy crop yields. You need a fungicide that works just as fast. Aproach® Prima fungicide has two modes of action that are proven to work against the most problematic diseases – including tar spot – offering both preventive and curative properties for a healthier crop and higher yield potential. Don't wait until it's too late. Protect your crop’s plant health with Aproach Prima and protect your bottom line.
Viatude™ fungicide
Northern U.S. soybean farmers now have a new fungicide from Corteva Agriscience in their arsenal in the constant fight against the yield-limiting disease white mold. Viatude™ fungicide delivers a new level of in-season white mold protection for soybeans. With the same proven mode of action and disease control of Onmira™ active that farmers have come to rely on, Viatude also contains prothioconazole for added white mold protection, strong plant health and higher yield potential at harvest.
Aproach® fungicide
Aproach® fungicide delivers proven protection from yield-limiting diseases in corn, soybeans, cereals, dry beans and canola. The rapid absorption enables Aproach to quickly move into the plant. Plus, Aproach demonstrates the unique ability to redistribute within the crop canopy, increasing protection closer to the soil surface where key diseases originate. From enhanced in-season protection to improved harvestable yield, Aproach delivers results growers will see.
Protect Plant Health and Yield
Breaking Down the Tar Spot Lifecycle
Tar spot development is highly influenced by weather, and disease progression can be rapid. Learn about the tar spot lifecycle and how to best manage against this disease in your corn fields.
Insights for Battling Diseases
Read articles about key diseases impacting farmers today. These resources cover facts and descriptions about the diseases and best management practices from our experts.
Protect Corn Yield with a Fungicide
Developing a disease management plan for the upcoming growing season. Get insights on managing tar spot and other corn diseases from a Corteva disease expert.
Protect Yield
Spotting and Managing Tar Spot in Corn
Tar spot has emerged a major economic concern for U.S. corn farmers. Learn more on how to spot and manage this disease.
Defeat Tar Spot
Managing White Mold in Soybeans
Use these strategies to protect soybean yield for white mold this season.
Wipe Out White Mold
Breaking Down the Disease Triangle
Use the disease triangle to help determine fungicide application timing
Get Prepared
Be Proactive Against Crop Disease
Here are 5 ways you can stay ahead of crop disease this season
Get the Tips
Managing Northern Corn Leaf Blight
Causing potential yield losses of up to 30%, northern corn leaf blight poses a serious threat to corn farmers. Here’s how to manage it.
Manage the Disease
Anthracnose Leaf Blight
This fungal pathogen poses a significant threat to corn yields, but you can stay a step ahead of it. Here’s how.
Get Management Tips
Is Gray Leaf Spot Coming for Your Corn?
Corn hybrids have some susceptibility to grey leaf spot, and many factors contribute to the risk of gray leaf spot damage.
Be Ready for GLS
When to Watch for Southern Rust in Corn
Southern rust does not occur as often from year to year as common rust, but it is usually more severe when it does occur
Be PreparedTruChoice Savings
Corteva Agriscience is pleased to deliver upfront savings through TruChoice® Offers, with farmer discounts applied when your local retailer completes a transaction in TruChoice Online. By purchasing Pioneer® brand seed, you can earn Corteva™ Cash to use toward more than 100 crop protection products, including Aproach Prima, Viatude and Aproach fungicides — leveraging your TruChoice dollars even further.
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Sign Up NowAproach®, Aproach® Prima and Viatude™ are not registered for sale or use in all states. Contact your pesticide regulatory agency to determine if a product is registered for sale or use in your state. Always read and follow label directions.