Iowa Admin. Code r. 21-43.3
Specialty fertilizer products shall be labeled to show the following information, if not appearing on the face or display side in a readable and conspicuous form, shall occupy at least the upper third of a side of the container.
| Net Weight Brand Name Grade Guaranteed Analysis: Total Nitrogen (N) | __________ % |
| __________% Ammoniacal Nitrogen1 | |
| __________% Nitrate Nitrogen1 | |
| __________% Water Insoluble Nitrogen* | |
| Available Phosphorus (P) or P2O5 or both | __________ % |
| Soluble Potassium (K) or K2O or both | __________ % |
| Additional Plant Nutrients, if claimed, and in the order and not less than the minimum percentage as shown in 21—43.1(200). 1Potential Acidity or Basicity __________ % or ____________ lbs. Calcium Carbonate Equivalent per ton. Name and Address of Registrant |
NOTES:
*If claimed or the statement “organic” or “slow acting nitrogen” is used on the label.
**If claimed or required.