Photoperiodism in the ewe: 2. The effects of various patterns of decreasing daylength on the onset of oestrus in clun forest ewes.
| Autor: | Ducker, M. J., Thwaites, C. J., Bowman, J. C. |
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| Zdroj: | Animal Production; 02/01/1970, Vol. 12 Issue 1, p115-123, 9p |
| Databáze: | Complementary Index |
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