Found 54 Results
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Rapid Growth Syndrome in Corn

  What is Rapid Growth Syndrome? Rapid Growth Syndrome occurs when corn goes through a sudden growth spurt and a drastic acceleration of its growth rate. This can happen after a few weeks of cool, cloudy weather that abruptly changes to warm and sunny or sometimes after a much needed rainfall. It is most likely…


June 16, 2020

Soybean Gall Midge

Soybean Gall Midge (SGM) is a new pest to soybeans that was first reported in Nebraska in 2011. For many years it was an isolated pest of previously damaged crops that didn’t warrant concern. This changed in 2018 and 2019 when the population exploded. SGM became more widespread and didn’t seem to require crop damage…

June 8, 2020

As Crops Emerge So Will Crop Pests

It’s hard to believe but the 2020 planting season has been completed or is finishing up across most of the Jacobsen sales territory. The mild winter and spring that we have enjoyed is a welcomed change but we are not the only ones to benefit. Mild winters often coincide with high survival rates for a…

Adult bean leaf beetle. Photo by Winston Beck

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May 20, 2020

Prioritizing the Long List of Spring Field Work

Springs are becoming shorter Recent data from Iowa State University is validating what we have all been thinking – our springs are getting shorter. According to ISU, from 1964 to 2019 the average number of days suitable for spring work has dropped from 48 days to 35 days when looking at a time period of…

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April 8, 2020

Jacobsen’s Response to COVID-19

The last few weeks have seen drastic changes in how our society functions on a daily basis due to COVID-19 and the effort to manage it. Jacobsen Seed recognizes that this virus presents danger to our customers and their families. It is important to us to keep you informed about our intentions of how to…

When and Where to Use Soybean Seed Treatment

Over the last 5 years soybean seed treatment use has increased to cover almost 50% of US soybean acres. Treatment brands vary on their exact recipes but all include some mix of fungicides, insecticides and biologicals. These compounds are designed to protect soybeans in tough environments and the yield robbing pests that come with those…

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March 17, 2020

Fertilizer and Micronutrients

A micronutrient is an element essential for plant growth but is required in very small amounts. Until recently, farmers have been able to rely on the natural quantities found within the soil for adequate crop production. With yields continuing to increase, micronutrient availability will develop a more important role in complete fertilizer programs for top…

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February 11, 2020

Back to Basics: Fertilizer and Macronutrients

It can be very difficult to keep all of the inputs used for crop production organized. To help keep ourselves straight we often lump fertilizer into one broad category without taking in to account the variation in importance and role that a nutrient has in the plant. In the illustration on the right you can…

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February 5, 2020

Soybean Nodulation: Why it is important and how to manage it.

When someone talks about nitrogen requirements for a crop, many people automatically picture corn as they carry on the conversation. It can be hard to remember that soybeans actually need 4-5lbs of N per bushel over the course of the growing season, or roughly the same N requirement as a 240bu/ac corn crop. It is…


January 21, 2020

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