Table 1.
ANOVA of total biomass, leaf water potential, and root pressure magnitude by genotype, drought treatment, re-watering treatment, major root type, and interactions.
| Response variable | Explanatory variable | Nparm | DF | Sum of Squares | F Ratio | Prob > F | Dataset notes |
|---|---|---|---|---|---|---|---|
| Total biomass | GENOTYPE | 5 | 5 | 39436.089 | 30.9788 | <0.0001 | |
| Total biomass | H20_TREAT | 1 | 1 | 17746.743 | 69.7043 | <0.0001 | |
| Total biomass | GENOTYPE*H20_TREAT | 5 | 5 | 5796.321 | 4.5533 | 0.0009 | |
| Leaf water potential | GENOTYPE | 5 | 5 | 22.167734 | 1.8494 | 0.1206 | Re-watered plants only |
| Leaf water potential | H20_TREAT | 1 | 1 | 7.786381 | 3.248 | 0.0777 | Re-watered plants only |
| Leaf water potential | H20_TREAT*GENOTYPE | 5 | 5 | 7.132211 | 0.595 | 0.7038 | Re-watered plants only |
| sqrt(Root pressure) | H20_TREAT | 1 | 1 | 11.631048 | 3.6098 | 0.0657 | 100% and 0% rewatering levels only |
| sqrt(Root pressure) | REWATER(H20_TREAT) | 1 | 1 | 66.425874 | 10.3079 | 0.0003 | 100% and 0% rewatering levels only |
| Root pressure (KPa) | REWATER | 1 | 1 | 959.3009 | 6.983 | 0.0152 | Deficit plants only |
| Root pressure (KPa) | GENOTYPE | 5 | 5 | 1528.3695 | 2.2251 | 0.0898 | Deficit plants only |
| Root pressure (KPa) | GENOTYPE*REWATER | 5 | 5 | 4053.8495 | 5.9018 | 0.0015 | Deficit plants only |