Aboveground herbage dry matter yield (g/potted plant) for 5 bunchgrass species irrigated with 12.5 to 100% soil-saturation every 3 d (species × water 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 | 43.7 a A* | 26.7 a B | 10.4 a C | 4.3 a C | 2.36 |
| Little bluestem | 34.1 ab A | 16.5 ab B | 9.1 a BC | 2.7 a C | 2.36 |
| Fountaingrass | 27.7 b A | 16.3 ab AB | 4.4 a BC | 2.5 a C | 2.49 |
| Feather reed grass | 25.9 b A | 12.9 bc B | 3.2 a B | 2.2 a B | 2.49 |
| Pheasant tail | 0.7 c A | 0.9 c A | 1.0 a A | 1.1 a A | 2.36 |
| Standard error | 2.36 | 2.49 | 2.36 | 2.49 | |
↵* Values within each column (lower case) and each row (upper case) followed by the same letter do not differ (P ≤ 0.05) according to Tukey-Kramer multiple means separation test.