Agronomic Services
Crop Fertilization Based on North Carolina Soil Tests
| Table 4.15 Commonly available sources of zinc (Zn) | ||
|---|---|---|
| Source | Formula |
% Zn |
| Zinc sulfate | ZnSO4 • 2H2O | 35 |
| Zinc oxide | ZnO | 78–80 |
| Zinc chloride | ZnCl2 | 31 |
| Zinc carbonate | ZnCO3 | 58 |
| Ammonia base zinc (liquid) | 10 | |
| Zinc nitrate (liquid) | Zn(NO3)2 | 17 |
| Zinc chelates | Na2Zn EDTA | 14 |
| Na2Zn HEDTA | 9 | |
 Hardy DH, Tucker MR, Stokes CE. 2014. Crop fertilization based on North Carolina soil tests. Raleigh (NC): North Carolina Department of Agriculture and Consumer Services, Agronomic Division. Circular No. 1. |
||
Last Update
January 10, 2014
