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This experiment was designed to compare pregnancy rates in postpartum beef cows resulting from fixed-time AI (FTAI) after treatment with 1 of 2 protocols to synchronize estrus and ovulation. Cross-bred, suckled beef cows (n=650) at 4 locations (n=210; n=158; n=88; and n=194) were assigned within a...

Schafer, D. J.; Bader, J. F.; Meyer, J. P.; Haden, J. K.; Ellersieck, M. R.; Lucy, M. C.; Smith, M. F.; Patterson, D. J.
American Society of Animal Science, Savoy, USA
Journal of Animal Science, 2007, 85, 8, pp 1940-1945