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Posts by Rich Larson



May 14, 2015  |  By:   |  Agronomy

Seed in Cold Soil – Imbibitional Chilling

“Rich on Agronomy” is an agronomy column from Peterson Account Manager Rich Larson. Imagine jumping into a lake in early spring. The cold water takes your breath away and cools down your muscles, making movement difficult. If you stay in the water too long, hypothermia … Read More

January 13, 2015  |  By:   |  Agronomy

Independent Thinkers Rethinking Corn

“Rich on Agronomy” is a monthly agronomy column from Peterson Account Manager Rich Larson. Last fall, many growers were thinking of cutting back or dropping corn from their 2015 production plans. All of the profit models supported that line of thought. Some still do, but … Read More

November 20, 2014  |  By:   |  Agronomy

Making the Case for Switching to Narrow 
Row Corn

“Rich on Agronomy” is an occasional agronomy column from Peterson Account Manager Rich Larson. We’ve wrapped up the 2014 growing season, and it’s time to start planning for next spring. With lower commodity prices, you’re probably debating your next move for profitability. Increasing productivity and … Read More

October 9, 2014  |  By:   |  Agronomy

NOW is the Time to Test for SCN

“Rich on Agronomy” is an occasional agronomy column from Peterson Account Manager Rich Larson. Did you see any yellowing or unexplained unevenness in plant height in your soybean fields in August and September? If so, it may have been symptoms of Soybean Cyst Nematode (SCN), … Read More

July 10, 2014  |  By:   |  Agronomy

“Rich on Agronomy” – Yellow Corn

“Rich on Agronomy” is an occasional agronomy column from PFS Account Manager Rich Larson. I haven’t seen this much greenISH (heavy on the “ISH”) corn in a long time. This could indicate one of several nutrient deficiencies – nitrogen, sulfur, or zinc. From a distance, … Read More

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Our authors

Adam Spelhaug, Agronomy Lead CCA

Adam Spelhaug

Agronomy Lead CCA
Adam Spelhaug, Agronomy Lead CCA

Adam Spelhaug - Agronomy Lead CCA

As the agronomy manager, Adam Spelhaug works diligently to determine the best genetics for our region, bringing growers what they need in their fields. Adam has been making his mark on Peterson Farms Seed since 2005. When he’s not discovering genetic breakthroughs, Adam can be found spending time with his family, golfing or bowhunting. He’s a North Dakota State University alumnus, and he’s proud of it. Don’t take any UND green into his office.

Nolan Berg, Precision Systems Agronomist

Nolan Berg

Precision Systems Agronomist
Nolan Berg, Precision Systems Agronomist

Nolan Berg - Precision Systems Agronomist

If you say “jump”, Nolan Berg won’t just ask “how high”… he’ll show you. Nolan pole vaulted for NDSU’s track team (his personal best is 16’ 2”), and his drive and determination carry over into his ever-evolving position as Precision Systems Agronomist. With a master’s degree in Plant Sciences and tenure as track team captain, Nolan is a great fit to lead our precision ag activities, work with zone creation and UAV imagery, and assist with the seed increase program for new genetics. In his downtime, Nolan enjoys hunting, mountain biking, running, and photography.