Describe the main diseases seen in commercial layer flocks in the UK/EU.
Compare and contrast the differences in diseases, disease prevalence and epidemiological factors between broiler chicken flocks and commercial layer flocks.
Compare and contrast the diseases seen in free range versus caged layer flocks.
Explain, using examples, how the structure of the commercial layer industry and the commercial broiler industry affects the susceptibility of the birds to different kinds of diseases (e.g. Mycoplasma).
Discuss the environmental persistence and control of the main parasites of commercial layer flocks.