The Effects of Whey and Yeast on Digestibility of Nutrients in Feather Meal

摘要: Abstract At 4% of diets, dried whey (when added to a 28% protein corn-soybean meal diet) caused increases in weight gain, nitrogen retention, digestibility and fat improved feed conversion poults 4 weeks age. From 8 age, gained utilized similarly, regardless the presence or absence diets. Dried brewers’ yeast did not affect efficiency, retention digestibility. Feather meal, replacing portion soybean diet supplemented with methionine lysine, was good source for turkey between In this period, diets up 10% feather promoted as conversion, Additions during period alter these responses. For 1 at 5% used efficiently whey. reduced weight, poor decreased when included more than 5%.