2. Backcross involving lg2 and genes on Chromosome 3.
| rt + lg2 a |
| + Rg + + |
| 0 | 1 | 2 | 3 | 1-2 | 1-3 | 2-3 | 1-2-3 | Total |
| 58 77 | 7 6 | 36 38 | 28 3 | 4 2 | 4 3 | 15 11 | 0 1 | |
| 135 | 13 | 74 | 63 | 6 | 7 | 26 | 1 | 325 |
Linear order and map distances are: rt - 8.3 - Rg - 32.9 - lg2 - 29.8 - a
(500 seeds planted, 63.0% produced mature plants.)
Merle T. Jenkins