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Infectious bronchitis (IB) is a globally distributed avian disease that represents one of the most persistent sanitary problems to the commercial poultry industry. The intensive production of high-density bird populations promotes IB transmission and, in spite of intensive control programmes, outbreaks are extremely frequent in commercial flocks (USDA, 2014).The aetiological agent of IB is the inf ...
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William M. Muir, Professor of Animal Sciences at Purdue University, speaks about new selection methods for layer performance and potential impacts on behavior and management.
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July 11, 2017