Год выпуска: 2013 Автор: Oluseun Osineye Издательство: LAP Lambert Academic Publishing Страниц: 136 ISBN: 9783659329272
Описание
Nutritionists use gross nutrients values - protein and energy, to formulate their livestock diets. Nutritive value of a feed is affected by its energy density, proximate composition, digestibility, the presence of toxins (from bacteria, fungi or both), the activity of lipids, vitamin contents, growth factors and other additives. Worldwide ingredients supplies and markets have stimulated interest in using alternative feed ingredients in livestock formulas, bringing about a very wide variety of ingredients that could be combined in appropriate proportions to form balanced diets. Since the early 1990s, the feed industry in Nigeria has made tremendous expansion. High quality materials, especially protein meals (fishmeal and soybean meal) are often in short supply and also exhibit a variation in the quality aspects of nutrient availability. Since protein sources, especially fishmeal and soybeans meal generally have high unit costs, more emphasis is laid on them, among others, to...
