| Title: | RHA271, RHA273 and RHA274 Sunflower Parental Lines for Producing Downy Mildew Resistant Hybrids |
| Author: | Fick, G. N.; Zimmer, D. E. |
| Description: | - |
| Date: | 1974 |
| Subject: | Sunflower Plant diseases and disorders Plant breeding |
| Permalink: | http://hdl.handle.net/10365/9694 |