Article published the March 29, 2017
IntroductionTesticular temperature of bulls must be 2 to 6° C cooler than body temperature to allow normal spermatogenesis and maturation of sperm. Exposure of bulls to increased ambient temperatures results in reduced semen quality (Casady et al., 1953; Skinner and Louw, 1966; Meyerhoeffer et al., 1985). Local heating of the scrotum of bulls for a few days causes a reduction in the number of ...
Video published on September 11, 2013
Robert P. Wettemann, Regents Professor at Oklahoma State University, speaks about how to improve pregnancy rates of cows and how can nutrition regulate reproduction.
Video published on September 11, 2013
Robert P. Wettemann, Regents Professor at Oklahoma State University, was invited to give a talk about the nutritional influence on reproduction of beef cows at INIA Event in Uruguay, August 2013
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August 28, 2013