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The amounts of N and P supplied to individual plants in each experimental treatment. The N:P supply ratios of 1.7:1(P addition) and 135:1(P reduction) provided the same absolute amount of N as the Control (N:P supply ratio = 15:1); the N:P supply ratio of 1.7:1(N reduction) and 135:1(N addition) provided the same amount of P as the Control
| N:P supply ratio | N (mg) | P (mg) |
|---|---|---|
| 15:1 | 21.02 | 1.40 |
| 1.7:1(−N) | 2.38 | 1.40 |
| 1.7:1(+P) | 21.02 | 12.36 |
| 135:1(+N) | 189.00 | 1.40 |
| 135:1(−P) | 21.02 | 0.16 |
