… , for many nutrients (eg, vitamins) there is little or no new research data on requirements. The
… need to revise a nutrient requirement, the values published in the tenth edition would be re- …

… significance for non-ruminant livestock, such as pigs and poultry. For example, phytate
phosphorus and zinc bound to phytate are poorly absorbed in non-ruminants but are well used by …

… The Cornell Net Carbohydrate and Protein System (CNCPS), a mechanistic model that
predicts nutrient requirements and biological values of feeds for cattle, was modified for use with …

… The aim of this review is to 1) summarize key points of ruminant ecology and evolution, and
then 2) show where these points offer insight into livestock research and production, drawing …

… a ruminant nutrition model is an integrated set of equations and transfer coefficients that
describe nutrient requirements … used to predict requirements and nutrient supply in these models …

… -natural grasslands for ruminant livestock will be exacerbated by nutrient losses incurred
during … to plan any integrated use of these hays in ruminant feed budgets for livestock systems. …

… a particular nutrient. The purpose of this review is to examine effects of nutrient deficiencies
… We will also attempt to examine the mechanism(s1 by which a nutrient deficiency or excess …

… The ruminant’s requirements for energyyielding nutrients isconsidered in relationto the …
conditions, particular attention being paid tothe requirement for glucose precursors. The final …

… of environmental stresses on nutrient requirements of cattle (beef … nutrient requirement
tables will find the report valuable in documenting environmental effects on nutrient requirements. …

… potential source of protein for ruminants in the tropics. Until relatively recently, these feed
resources have been generally ignored in feeding systems for ruminants, mainly because of …