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Variability of libido and properties of boar ejaculate
(Agricultural Research Communication Centre, Karnal, 2014)
The main objective of this study was to assess the variability of libido (duration of preparing to jump, T), the duration of ejaculation (E) and the properties of ejaculate: ejaculate volume (VOL), evaluation of density ...
Effect of melatonin on the reproductive characteristics of rams of north east Bulgarian fine fleece breed
(Publ House Bulgarian Acad Sci, Sofia, 2014)
Some ruminant species, including sheep, show a markedly seasonal breeding cycle. There is evidence for the practical use of the pineal hormone melatonin to improve reproduction in sheep but the mechanism of action of the ...