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Stepwise Regression Analysis of SPY.
| Variable | Parameter Estimate | Standard Error | Probability | Partial R-Square | Model R-Square |
| Intercept | 40.83 | 11.76 | 0.0013 | 0.25 | |
| DFF | –0.18 | 0.11 | 0.1234 | 0.1952 | |
| ZPR | –0.52 | 0.15 | 0.0015 | 0.0507 |
DFF, Days to fifty percent flowering; TNT, Total Number of Tillers per plant; SPY, Single Plant Yield(g); ZBR, Zn content in Brown Rice (ppm); IPR, Fe content in Polished Rice (ppm); ZPR, Zn content in Polished Rice (ppm).
