Down and Dirty with NPK

A blog about Agricultural Nutrient Management in the Southern Great Plains

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Save the date for the 2017 Oklahoma Crops Conference!

2017 OK Crops Conference - Save the date

OSUNPK Fertilizer Market Outlook: Urea Turns Higher in an Uneven Market
Oklahoma’s clearest fertilizer move over the past two weeks was urea’s return to higher ground. The September 18 USDA average rose $36.08 per ton, or…
Soil Your Undies: When a Great Demo Gets Asked to Do Too Much
I often say that in K–12 education we teach a lot of things in black and white. Students first need to understand the basic concepts:…
OSUNPK Fertilizer Market Outlook: Nitrogen Decline Pauses 9.7.26
The most important fertilizer-market development of the past two weeks is not another sharp price move, but the pause that followed August’s nitrogen decline. Oklahoma’s…
2026 Grain Sorghum Variety Trial Results: Tipton and Chickasha
Josh Lofton Cropping System Specialist, OSU Tipton: The southern most location in our sorghum plots is often the first to be planted and the first…