List of Chemicals
| Chemicals Sort descending | Reference |
|---|---|
| MAGNESIUM | Duke, 1992 * |
| MANGANESE | Forest H. Nielsen, USDA, Grand Forks, various publications. |
| THIAMIN | Duke, 1992 * |
| ZINC | Duke, 1992 * |
| Chemicals Sort descending | Reference |
|---|---|
| MAGNESIUM | Duke, 1992 * |
| MANGANESE | Forest H. Nielsen, USDA, Grand Forks, various publications. |
| THIAMIN | Duke, 1992 * |
| ZINC | Duke, 1992 * |