WATT PoultryUSA - October 2016 - 34
34 ❙ WATTPoultryUSA AVIAN FLU OUTBREAKS programs but don't use a comprehensive biosecurity strategy, and that can lead to avian influenza becoming endemic. Even if an effective avian influenza vaccine is available, it would suffer the serious drawback of creating a possible trade barrier. Suarez said about 20 percent of U.S. poultry is exported and the country can often export the product cheaper than other countries can produce it. Many countries are looking for any reason to block U.S. poultry exports and protect their domestic industry, he said. An avian influenza vaccination program could be seen as evidence the disease is present in the U.S. and create a powerful non-tariff Dr. David Suarez, representing at the USDA Southeast Poultry Research Laboratory, speaks at the Animal Health in the Heartland symposium in Omaha. trade barrier. After studying commercially available and emerging vaccines and biotechnology, the lab concluded the newer vaccines are better than the ones it started working with in early 2015, but they are still far from where they need to be. As for practical vaccination, the best times for vaccination vary depending on the bird. For broilers, a single vaccination in ovo or at one day of age is needed; for layers and Read more online: Avian flu vaccination doesn't mean ignoring biosecurity, www. WATTAgNet.com/articles/26303.html Soy Sorghum turkeys, vaccination at one day of age and then a booster at three to four weeks of age is needed. Layers may need an additional booster later in life. Suarez said there is substantial interest in developing vaccines for game birds, waterfowl, zoo birds and hunting raptors. Wheat & wDDGS Corn & cDDGS Barley www.WATTAgNet.com ❙ October 2016
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