Ag Spectrum Company
@AgSpectrumCo
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Ag Spectrum is a comprehensive crop management network providing a wide spectrum of products, solutions, and leadership through the Maximum Farming System.
De Witt, IA
Joined June 2013
Missouri farmer Garrett Riekhof faced rising costs and diminishing returns, leading to a financial review in 2015. In 2016, he adopted the Maximum Farming System, replacing outdated fertilizer practices with a science-based approach to timing, placement, and form. Garrett cut
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We’re thankful for the farmers who make every meal possible, the families and friends who share it with us, and our Ag Spectrum family who support one another all year long. Wishing you a holiday filled with good food, great company, and plenty of reasons to be thankful. Happy
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Now is the time to reflect on the 2025 growing season and plan for 2026. Our Maximum Farming Reports turn your unique soil data, management decisions, and yield results into actionable insights, helping you improve nutrient availability year after year. #MaximumFarming
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To the veterans in our communities and on our team, thank you. Today we honor your courage and dedication. 🇺🇸 #VeteransDay
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Wiegmann Farms in Breese, IL has been using the #MaximumFarming System and focusing on the 5Rs of nutrient management for over 15 years. By paying attention to the right product, form, amount, timing, and placement, they have been able to improve their soils and yields. 🎥See
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It’s rewarding this time of year to see the results of following the 5Rs of the #MaximumFarming System with excellent management by the farmer. #Harvest25 #corn
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Look at this consistency and plant health at Clover Hill Dairy in eastern Wisconsin! Discipline and commitment to the #MaximumFarming System pays off with 297 bpa at 15% moisture. 31k planting pop.
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Don’t get caught in the phosphorus trap. More fertilizer is not better fertilizer, and applying more P can result in air-water imbalance and micronutrient uptake deficiencies. #soilscience #phosphorus
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Thanks to our associate, Ernest Boll, for an insightful field day near Unity, WI last week! We dove into key topics like low pH, lime, gypsum, the importance of calcium & boron for plants, soil hydrology, swelling clays, aluminum detoxification, and how our System helps crops
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Ready, set, prep your combines! One of our clients near Sterling, IL is getting their combine ready for harvest. Claas Lexion 8600
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Inspecting client fields during Service Check #4 of 5 for the season. 🌽 Finding healthy corn fields with kernel estimates close to 300 bu on the Maximum Farming System. Location: Prophetstown, IL
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In Southeast Iowa, farmer and Maximum Farming System Associate Jim Yule brings more than 2 decades of experience with the System. His journey highlights the power of proven practices, leadership, and ongoing support. Read his story: https://t.co/pHcfi1mJek
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Dealing with tar spot? Stay ahead of it with these tips: ✅ Scout between V12-R2 growth stages, especially in continuous corn and irrigated fields ✅ If symptoms show on the ear leaf or just below, apply a fungicide labeled for tar spot ✅ Tank-mix with balanced nutrition found
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With average annual rainfall of just ten inches, maintaining air-water balance in the soil is essential for farming success in northwest Montana. Jerry Philipps, a farmer from Conrad, MT, adopted no-till farming in 1982 and later implemented the Maximum Farming System in 2007. A
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Friends of Ag Spectrum suffered a tragic loss last week. Farm accidents seem unimaginable, until they are. Honor Maverick and his great-grandmother by taking a "Maverick Minute" during all farming operations. Slowing down and becoming aware of your surroundings for just a minute
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Cool weather limits crop growth, but development continues. With the right nutrient placement, timing, and usable form, you can still protect yield potential. Delk Crosier breaks down growth vs. development. #Corn 🌽 #maximumfarming
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In honor of Memorial Day, we pause to remember and honor the brave men and women who gave their lives in service to our country. Their sacrifice will never be forgotten. Our office will be closed Monday, May 26.
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Does seed depth really make much of a difference now that the crop is coming up? Delk Crosier, Ohio farmer and Maximum Farming Implementation Consultant shows the difference between corn planted at 2" versus 1.25". The shallower corn will be at risk for herbicide damage and
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