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Applying just the right amount of fertilizer makes sense financially and environmentally.
The guidelines you are seeing are outdated and are for example purposes only. Our most up to date fertilizer guidelines are available to our clients.
Soil Test Phosphorus Relationships
Bray P1 x 0.53 = Na Bicarb P
Bray P1 x 1.09 = Mehlich 3 P
Na Bicarbonate P x 1.89 = Bray P1
Na Bicarbonate P x 2.06 = Mehlich 3 P
Mehlich 3 P x 0.92 = Bray P1
Mehlich 3 P x 0.49 = Na Bicarbonate P
Bray P1 x 1.00 = Mehlich 2 P
We have prepared a free booklet that explains how to determine the proper fertilizer application rate for your fields.
You will need to download Adobe's free Acrobat Reader to view the booklet off-line. You may download all or portions of the booklet depending on your needs.
Soil Health
Feed
Water
Irrigation Water
Corn
Wheat
Manure
Soil Testing & Fertilization Guidelines
Informational Documents
Soil Testing Methods You Get What You Pay For
Selecting a Reliable Soil Testing Lab
Nematode Packaging Instructions
Domestic Regulated Samples
Water Quality Interpretation Tools
Foreign Regulated Samples
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