Canopy diameter (cm/potted plant) among 5 bunchgrass species at 4 irrigation levels (species × irrigation P ≤ 0.05; averages of all accessions for sideoats grama and little bluestem).
| Species | Soil saturation % | Standard error | |||
|---|---|---|---|---|---|
| 100 | 50 | 25 | 12.5 | ||
| Sideoats grama | 50.3 b A* | 42.6 b A | 29.2 a A | 29.1 a A | 4.92 |
| Little bluestem | 40.0 b A | 34.7 b A | 27.5 a A | 25.9 a A | 4.92 |
| Fountaingrass | 52.7 ab AB | 58.0 ab A | 36.3 a AB | 30.0 a B | 4.92 |
| Feather reed grass | 77.3 a A | 71.0 a A | 51.3 a AB | 43.3 a B | 4.92 |
| Pheasant tail | 45.7 b A | 31.7 b A | 43.7 a A | 40.0 a A | 4.92 |
| Standard error | 4.92 | 4.92 | 4.92 | 4.92 | |
↵* Values within each column (lower case) and each line (upper case) followed by the same letter do not differ (P ≤ 0.05) according to Tukey-Kramer multiple means separation test.