Spectrum Analytic Inc
1087 Jamison Rd
Washington Court House, OH 43160
(800) 321-1562
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TAG: fertilizer
A Guide to Fertilizing Alfalfa
A Guide to Fertilizing Blueberries
A Guide to Fertilizing Christmas Trees
A Guide to Fertilizing Grapes
Area Calculations for Fertilizer and Lime
Artificial Soil Media
Calculating Salt Index
Fertilizer and Lime Applications
Guidelines for Rates and Placement of Row Fertilizer
Nitrogen (N)
Phosphites and Phosphates
Phosphorus (P)
Potassium (K)