Table II.
Symbiosis-independent root phenotypes of parental and mutant soybean lines
| Soybean Line | Lateral Roots | Root Length | Root Dry Wt |
|---|---|---|---|
| no. | cm | g | |
| Test 1 | |||
| Hobbit 87 | 61.2 | 13.3 | 0.124 |
| etr1-1 | 72.3* | 14.3 | 0.208* |
| Test 2 | |||
| Hobbit 87 | 76.1 | 16.0 | 0.210 |
| etr1-1 | 91.9* | 17.2 | 0.187* |
| Test 3 | |||
| Hobbit 87 | 53.7 | – | 0.145 |
| etr1-1 | 61.0 | – | 0.130 |
Data for each of three phenotypes are presented as sample means. Values marked with an asterisk indicate a significant difference between etr1-1 and Hobbit 87 within a given test according to the Student's t test (P < 0.05).