Effects of breed and ram exposure on Spring estrous behavior and Summer fertility in domestic ewes
The present studies were conducted to check the effects of acute ram introduction into a flock of anestrus ewes in Virginia. Ewes were bled via jugular venipuncture twice weekly and serum samples were radioimmunoassayed for progesterone (P4) content as an indicator of estrous activity. All rams...
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Virginia Tech
2014
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| Online Access: | http://hdl.handle.net/10919/44057 http://scholar.lib.vt.edu/theses/available/etd-08012012-040159/ |