Browsing Cattlemen's Day, 1998 by Author "Thompson, K.E."

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Milking two or five times daily in the presence of a cow’s own nonsuckling calf fails to prolong postpartum anovulation

Lamb, G.C.; Thompson, K.E.; Heldt, J.S.; Löest, C.A.; Stevenson, J.S. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1998)

Three treatments were initiated at approximately 15 days after calving and continued for 4 weeks: 1) cows were suckled ad libitum by their calves (calf present [CP]); 2) calves were present but nonsuckling 24 hr/day and ...
Site of semen deposition and fertility in lactating beef cows synchronized with GnRH and PGF2a

Grieger, D.M.; Lamb, G.C.; Rozell, T.G.; Thompson, K.E.; Stevenson, J.S.; Anderson, K. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1998)

Our objective was to determine the effect of site of semen deposition on pregnancy rate in beef cows inseminated at a fixed time or after observed estrus. Cows were synchronized with a combination of gonadotropin-releasing ...

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