Effect of Thyrotropin-Releasing Hormone (TRH) on Bovine Plasma Thyroxine Levels at 18.5 and 35 C

Abstract
Six mature nonlactating Hol-stein cows were subjected to a test procedure of a sham period (saline injection) of 10 days that preceded and followed each 14 day TRH treatment period at 18.5 and 35°.