HOUSING SYSTEMS BIOSECURITY HOUSING & BROODING EARLY MANAGEMENT LIGHTING NUTRITION HEALTH HATCHING EGG MANAGEMENT 81 81 LOHMANN › MANAGEMENT GUIDE MICROSTRUCTURE Particles obtained after the grinding and mixing process. This section identifies the grinding process as an essential component MACROSTRUCTURE Feed presentation. Mash, muesli, pellet, crumbs, micropellet, etc. Crumble feed Pelleted feed Mash feed < 1 mm ø > 1–2 mm ø > 2–3 mm ø > 3 mm ø Mash feed PARTICLE SIZE RECOMMENDATIONS The feed form and particle size play a critical role in determining feed intake, development of digestive organs, digestion, absorption of nutrients, intestinal health, and productive performance of poultry. However, these aspects are often overlooked in laying hen nutrition. Recent studies have shown that manipulating feed structure can improve health and performance in poultry.
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