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Filtering by: Subject Ewes -- Pregnancy -- Oregon Advisor Holtan, Donald W.

Fecal progestins in the early gestation ewe monitored by gas chromatography/mass spectrometry

Creator:

Miller, Charles W.

Abstract:

Previous work in this laboratory revealed that hormone analysis using fecal samples may predict the number of fetuses carried by pregnant ewes at mid- to late gestation. Reliable lambing number prediction is useful to the producer. Using gas chromatography/mass spectrometry the 5α- and 5β-series of pregnanes and selected 4- and...

Resource Type:

Masters Thesis

Full Text:

LITERATURE 6 Estrous Cycle of the Ewe 6 Pregnancy 7 Placental and Fetal Contributions 8 Lambing Number