Table of Contents

Feeding behaviour.
Feedbacks from the gastrointestinal tract.
Metabolites and hormones.
Central nervous system and the special senses.
Learning about food; conditioned preferences and aversions.
Diet selection - principles.
Diet selection - practicalities.
Integrative theories of food intake control.
Minimal total discomfort.
Diet digestibility, energy concentration and supplementation of forages.
Protein and other nutrients.
Appetites for specific nutrients.
Growth and fattening.
Reproduction and lactation.
Environmental factors affecting intake. The feeding of farm animals directly effects their growth, health, reproduction and ultimately their economic value and is consequently one of the most studied areas of animal science. This work is an examination of developments in the understanding of voluntary food intake and ideas and studies relating to diet selection.