| 325312 |
Phosphoric acid manufacturing |
| 325312 |
Plant foods, mixed, made in plants producing phosphatic fertilizer materials |
| 325312 |
Superphosphates manufacturing |
| 325314 |
Fertilizers, mixed, made in plants not manufacturing fertilizer materials |
| 325314 |
Mixing purchased fertilizer materials |
| 325314 |
Nitrogenous fertilizers made by mixing purchased materials |
| 325314 |
Phosphatic fertilizers made by mixing purchased materials |
| 325314 |
Potassic fertilizers made by mixing purchased materials |
| 325314 |
Potting soil manufacturing |
| 325315 |
Compost manufacturing |