Yenikoye, A [Circannual rhythms in the secretion of prolactin in the Peulh ewe]. [electronic resource] - Comptes rendus des seances de l'Academie des sciences. Serie III, Sciences de la vie Nov 1981 - 523-5 p. digital Publication Type: Journal Article ISSN: 0249-6313 Subjects--Topical Terms: AnimalsFemalePeriodicityProlactin--metabolismRadioimmunoassaySeasonsSheep--physiology