This page covers encounter thresholds and building encounter difficulty, including XP multipliers for groups of different sizes.
What is the of the book/guide? (e.g., D&D, SAS, a textbook) What topic are you trying to find on that page? I can then pull the specific details for you. LOHMANN BREEDERS - Management Guide Parent Stock Page 83
This section discusses nutrient digestibility, specifically how insoluble fibre increases gizzard content and improves faeces quality. This page covers encounter thresholds and building encounter