Document Type

Report

Report Number

SHEEP 85-4

Publication Date

1985

Summary

The effect of prostglandin F2α (PGF) on gestation in the ewe following mating was evaluated during the 1983-84 and 1984-85 breeding-lambing season. Ewes were exposed to Suffolk (trial I) or Hampshire (trial II) rams and received 10 mg of PGF intramuscularly on either day 1, 2, 3, 4, 5, 6 pr 7 postmating in trial I or on either day 2, 2, 1/2, 3, 3 1/2, 4, 4 1/2, 5, 5 1/2, 6 or 6 1/2 postmating in trial II. Administration of PGF later than day 4 decreased the number of ewes lambing to the first mating but had no effect on subsequent fertility in either trial as compared with the controls.

Number of Pages

5

Type

text

Format

application/pdf

Language

en

Publisher

South Dakota State University

Rights

Copyright © 1985 South Dakota State University

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