Table 3. Comparison of the number of mares determined to have estrus or anestrus phase.
| Group | December | January | February | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Reproductive status | Estrus | Anestrus | χ2 (p) | Estrus | Anestrus | χ2 (p) | Estrus | Anestrus | χ2 (p) |
| Blue light (n = 9) | 2 | 7 | .067 (.795) | 2 | 7 | .067 (.795) | 7 | 0 | 3.367 (.186) |
| Stable light (n = 11) | 3 | 8 | 3 | 8 | 5 | 3 | |||