Case Studies

Effect of the use of Selenium sources (Prokel Selenium) on infectious bursal disease and production performance in broiler, Rumiñahui-Pichincha 2007.
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Evaluation of including organic sources of Selenium, Zinc (ProkelTM) and
vitamin E to fortify table eggs
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Analysis of selenium source x supplementation concentration interaction on selenium egg contents (yolk + albumen) in commercial layers
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