| Investigations of male sterility in Lolium perenne L. as influenced by environmental conditions
| Rudloff, Eicke. 1977. Proceedings of the 13th International Grassland Congress. Sectional. p. 431-433.
| More Keywords | 4743 |
| MS-based hybrid breeding in Lolium perenne L.
| Gaue, Inge. 1977. International Grassland Congress, Proceedings. 1: p. 435-437.
| More Keywords | 4763 |
| New problems and results of grass breeding in the Czechoslovak Socialist Republic
| Bures, Frantisek. 1977. International Grassland Congress, Proceedings. 1: p. 439-441.
| More Keywords | 136356 |