The effect of manipulation in energy allowance during the rearing period of heifers on hormone concentrations and milk production in first lactation cows.
The Effects of Long-Term Administration of Recombinant Bovine Somatotropin (Posilac) and Synovex on Performance, Plasma Hormone and Amino Acid Concentration, and Muscle and Subcutaneous Fat Fatty Acid Composition in Holstein-Friesian Bull Calves