TABLE 2.
Activity dates and rates of fertilizer applications on the agricultural plots upslope of the buffer strip treatments.
| Grass silage date | Nitrogen (as NH4NO3) (kg ha−1) | Phosphorus (as TSP) (kg ha−1) | Potassium (as M of P) (kg ha−1) | Lime (kg ha−1) |
|---|---|---|---|---|
| May‐17 | 231 | 152 | 133 | 250 |
| July‐17 | 144 | 54 | 166 | |
| September‐17 | 50 | |||
| sum | 375 | 206 | 349 | |
| Apr‐18 | 231 | 217 | 133 | |
| May‐18 | 145 | 54 | 167 | |
| Jul‐18 | 145 | 33 | 133 | |
| Sep‐18 | 50 | |||
| sum | 521 | 304 | 483 |
| Maize date | Nitrogen (kg ha−1) | Slurry phosphorus (kg ha−1) | Potassium (kg ha−1) |
|---|---|---|---|
| May‐19 | 60 | 28 | 80 |
| Nitrogen (as NH4NO3) | Phosphorus (as TSP) | Potassium (as MofP) | |
| May‐19 | 202 | 159 | 265 |
| sum | 262 | 187 | 345 |
Abbreviations: M of P, muriate of potash; TSP, triple super phosphate.