Sentinel Ag @Sentinel_Ag

End the guesswork - let your crop guide your nitrogen plan. sentinelag.tech Ithaca, NE Joined October 2021

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Sentinel Ag @Sentinel_Ag

a day ago

Corn uses just 6% of its season nitrogen before V6. Too wet = root stress + N loss. Too dry = stunted plants. Rapid uptake starts at V6 — know when to pull the trigger on applications. Read the full breakdown on sentinelag.tech #PrecisionAg #NitrogenManagement #SentinelAg

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Sentinel Ag @Sentinel_Ag

3 days ago

90 lb of nitrogen the crop didn't need. Shorter, AL irrigated corn, 2025. Grower planned 120 lb N/ac at sidedress. Sentinel said 30. Sufficiency held. Yield within 1 bu of the grower. +$55/ac. #IrrigatedAg #NitrogenEfficiency #PrecisionAg

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Cover Crop Strategies @CoverCropping

4 days ago

Managing nitrogen remains a top priority for farmers as fertilizer prices have surged. Jackson Stansell, founder and CEO of @Sentinel_Ag in Ithaca, Neb., shares how new technology equips farmers with more precise nitrogen management tools. ow.ly/NTV950Z4UXZ

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Sentinel Ag @Sentinel_Ag

a week ago

Farmers lose $200B yearly on N management. Sentinel reduces 40-50 lb N/ac, gaining $59/ac profit. Jackson talks about how it works: youtube.com/watch?v=mDXnZ1… #AgTech #NitrogenManagement

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Sentinel Ag @Sentinel_Ag

a week ago

Same Northern Iowa farm. Two years. Opposite calls. Both right. 2024 (wet): Sentinel said +60-80 lb-N. Trial plots at typical rate ran 30-40 bu/ac behind. Net: +$66-126/ac. 2025: started 30 lb below typical. Sentinel never added. Yield held. +$24/ac. #Plant26 #SentinelAg

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Sentinel Ag @Sentinel_Ag

2 weeks ago

In 2025, Chad Krull budgeted a nitrogen pass he never had to make. Sentinel said the crop was covered. He held the spend. That money stayed in his operation. Right now, that's the win. #SentinelAg #NitrogenManagement #DecideYourSeason #FarmProfit #CornN

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Sentinel Ag @Sentinel_Ag

2 weeks ago

RAMPP 2026 enrollment closes June 1. Central Platte NRD + Lower Platte North NRD growers: cost-share for nitrogen management tech that's averaging 40+ lb N/ac reductions across the district. Don't miss the window. #RAMPP #NebraskaAg #NitrogenManagement

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Sentinel Ag @Sentinel_Ag

2 weeks ago

What "cutting N" looks like across 4 years of our customer fields: 59%: cut 40+ lb-N/ac, no yield hit 20%: can't cut past 20 lb without losing yield 4%: need MORE than typical A flat February cut treats every field as the 59%. One in four disagrees. #Plant26 #SentinelAg

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Sentinel Ag @Sentinel_Ag

3 weeks ago

Every nitrogen pass Chad Krull made in 2024 was backed by a Sentinel sufficiency read. He applied when it was justified. He held when it wasn't. When N costs this much, that precision is the difference between profit and loss. #SentinelAg #NitrogenManagement #DecideYourSeason

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Sentinel Ag @Sentinel_Ag

3 weeks ago

Nebraska: 82% moisture deficit. Iowa: 90% adequate. Key nitrogen decisions ahead! ↓ sentinelag.tech/post/the-first… #AgInsights #Crop2026

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Sentinel Ag @Sentinel_Ag

3 weeks ago

NE is planting into dust. IA is fighting mud. Two states, two very different first-pass decisions on water and nitrogen this spring. Read the breakdown: sentinelag.tech/post/the-first…\ #Agronomy #CornBelt

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Sentinel Ag @Sentinel_Ag

4 weeks ago

N costs too much right now to apply at the wrong time. Chad used to get his timing answer after harvest. N-Time Insights gives it to him in-season — while he can still act. Protect what you've put in the ground. #InSeasonN #NitrogenEfficiency #CropNutrition #SoilHealth #CornN

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Sentinel Ag @Sentinel_Ag

4 weeks ago

If you're cutting N this year, the question isn't whether to cut. It's whether you'll know mid-season if you cut right. Finding out at harvest is too late. #AgTwitter #Plant26 #CornBelt #SentinelAg #DecideYourSeason

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Sentinel Ag @Sentinel_Ag

4 weeks ago

Cut and pray is a gamble. With risk management, the cut becomes a strategy: validated or corrected while there's still time. Our customers average ~$59/ac profit improvement. Both directions. In-season. Field-level.

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Sentinel Ag @Sentinel_Ag

4 weeks ago

Every day for two weeks someone has sent me an article about farms cutting nitrogen in 2026. The reason isn't access. It's affordability. And the strategy has a name: cut and pray. #Agriculture #Nitrogen #PrecisionAg #SentinelAg