Effects of a source of ruminally degradable protein and monensin on starch digestion in steers fed a high-grain diet

Abstract

CHAPTER 1. INTRODUCTION CHAPTER 2. LITERATURE REVIEW 4 Aspects of ruminal proteolysis 4 Microbiology of peptide breakdown Anabolic utilization of amino acids by rumen bacteria lonophores, a general overview Mode of action of ionophores The effect of monensin on ruminal bacteria Effect of monensin on protein metabolism Effect of monensin on extent of organic matter digestion in the rumen and total tract Effect of monensin on extent of starch digestion in the rumen and total tract Effect of monensin on extent of nitrogen digestion and efficiency of microbial growth Effect of monensin on ruminal pH Effect of monensin on ruminal VFA concentrations CHAPTER 3. MATERIALS AND METHODS Animals and diets Sampling procedures Chemical analyses Statistical analyses CHAPTER 4. RESULTS AND DISCUSSION 38