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Ohio State University Extension

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Protect Your Yield Potential: It’s Never Too Late to Test for SCN

As a soybean grower, it is crucial to stay proactive in protecting your crop from potential threats. One such threat that often goes undetected is the Soybean Cyst Nematode (SCN). SCN can cause significant yield losses if left unchecked, making it essential for soybean growers to regularly test their fields for this destructive pest.

You might be wondering if it's too late in the season to collect samples for SCN testing. The answer is a resounding NO! It's never too late to take action and protect your soybeans from the damaging effects of SCN.

Soybean Cyst Nematode is one of the most damaging pests affecting soybeans worldwide. It can cause yield losses of up to 30% or more without showing any visible symptoms until severe damage has already occurred. By testing your fields for SCN, you can identify its presence early on and implement effective management strategies before irreversible damage takes place.

Collecting soil samples for SCN testing is a simple process that any soybean grower can do. Choose representative areas within your field, use a soil probe or shovel to dig down about 8 inches into the soil, and collect multiple subsamples from each chosen area. Mix all subsamples together in a clean bucket or bag and fill a plastic bag with approximately 1 pint (about 2 cups) of the mixed soil sample.

With funding from the Ohio Soybean Council, we are able to offer free testing for up to two soil samples per grower. The samples will be tested for SCN. This initiative aims at assisting farmers in identifying their nematode populations accurately. To submit your samples, please download and complete the Soil Sample Submission Form and mail them to:

 

OSU Soybean Pathology and Nematology Lab

Attn: Horacio Lopez-Nicora, Ph.D.

110 Kottman Hall

2021 Coffey Rd. 

Columbus, Ohio 43210

lopez-nicora.1@osu.edu

 

Once your soil samples are submitted for SCN testing, the OSU Soybean Pathology and Nematology laboratory will analyze them and provide you with a detailed report of their findings. If SCN is detected in your fields, don't panic! There are management strategies available to help control its spread and minimize yield losses.

We invite you to WATCH THIS VIDEO and learn how we process soil samples to collect and quantify SCN.

In conclusion, it's never too late to collect soil samples for SCN testing. By taking action now, you can protect your soybeans from potential yield losses and ensure a healthy crop for seasons to come. So go ahead – say YES to collecting samples for SCN tests! Your soybeans will thank you later.

Crop Observation and Recommendation Network

C.O.R.N. Newsletter is a summary of crop observations, related information, and appropriate recommendations for Ohio crop producers and industry. C.O.R.N. Newsletter is produced by the Ohio State University Extension Agronomy Team, state specialists at The Ohio State University and the Ohio Agricultural Research and Development Center (OARDC). C.O.R.N. Newsletter questions are directed to Extension and OARDC state specialists and associates at Ohio State.