Laying hens may face a number of welfare problems including: acute and chronic pain
caused by beak trimming; exaggerated fearfulness that may cause stress and suffocation; …

1. To study gut health, a multi-pronged approach is necessary. It should be considered from
the point of view of immunology, microbiology and nutrient supply. 2. The impact on gut …

The ban on the use of antibiotics in feeds as growth promoters in many countries throughout
the world has increased the incidence of enteric disorders in poultry. Natural additives …

Dietary fiber (DF) was considered an antinutritional factor due to its adverse effects on feed
intake and nutrient digestibility. However, with increasing evidence, scientists have found …

This paper reviews and presents new evidence for the role of insoluble fibre (non-starch
polysaccharides and lignin) in poultry nutrition. Insoluble fibre affects gut functions and …

This chapter covers disorders induced by the environment or management conditions and
diseases that are not associated with a specific body system—conditions such as …

Injurious pecking remains one of the biggest problems challenging free range egg
producers, with both economic implications for the farmer and welfare implications for the …

In the near future EU-legislation will ban the use of conventional battery cages, while
national legislation in some countries in Western Europe will ban beak trimming as well. The …

Dietary fibre has traditionally been considered an energy-diluting component of laying hen
diets. With low energetic values, and sometimes negative impacts on digesta viscosity and …

Barley can be included in poultry feed as an energy source. The carbohydrates in barley,
however, are not as easily digested as those in corn because of the presence of nonstarch …