| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | phosphorous acid | chemistry community | Phosphorous acid is a key compound for fertilizer production and a versatile reducing agent in chemical reactions, important to the chemistry community. | 2 |
| 2 | phosphorous acid | Industrial agriculture | Phosphorous acid is used in industrial agriculture for flame retardants and herbicides. | 1 |
| 3 | phosphorous acid | horticultural | Phosphorous acid is used as a fungicide and fertilizer in horticultural practices. | 1 |