Soil test P | Regression model | R2 |
Olsen vs Mehlich 3 | Y = 1.54x + 14.56 | 0.872 |
Olsen vs Kelowna | Y = 0.97x + 8.50 | 0.877 |
Mehlich 3 vs Kelowna | Y = 0.61x + 0.08 | 0.939 |
Olsen vs Bray & Kurtz-1 | Y = 1.27x + 11.68 | 0.895 |
Kelowna vs Bray & Kurtz-1 | Y = 1.27x + 1.53 | 0.951 |
Mehlich 3 vs Bray & Kurtz-1 | Y = 0.79x + 0.81 | 0.948 |