Subject
- Ewes5
- Corpus luteum3
- Ewes -- Feeding and feeds2
- Ewes -- Fertility2
- Alfalfa as feed1
- Estrogen -- Physiological effect1
- Estrogen -- Receptors1
- Estrus1
- Ewes -- Embryos -- Physiology1
- Ewes -- Nutrition1
- Ewes -- Pregnancy1
- Ewes -- Reproduction1
- Ewes -- Reproduction -- Endocrine aspects1
- Heterosis1
- Luteinizing hormone releasing hormone1
- Plasminogen activators1
- Progestational hormones -- Monitoring1
- Progesterone1
- Progesterone -- Receptors1
- Sheep -- Embryos1