منابع مشابه
Poultry feed availability and nutrition in developing countries Alternative feedstuffs for use in poultry feed formulations
Global consumption of poultry products, especially poultry meat, has consistently increased over the years, and this trend is expected to continue. Much of the increase in global demand for poultry products will be in developing countries. Such growth in the poultry industry is having a profound effect on the demand for feed and raw materials. However, it is also becoming clear that the require...
متن کاملFeed and Animal Management for Poultry
Commercial poultry operations involve four types of birds: broiler (meat producing) chickens, layer (table egg) chickens, turkeys, and ducks. Each type differs greatly in size and nutrient requirements. Breeder flocks for each of the species are a major part of the industry, and those flocks also have different nutrient requirements. Distinctly different diets are required for each species and ...
متن کاملMycotoxins in Feed for Pigs and Poultry
Mycological and mycotoxicological analysis of many feedingstuffs and complete mashes for different animal species and categories have showen that the feed safety problem has been present for years. It is approved that mouldy feed can contain various mycotoxins, but among them in our conditions the most investigated are aflatoxins, ochratoxins, zearalenone and some trichotecenes. Based on labora...
متن کاملPoultry Breeding: Progress and Prospects for Genetic
Estimates of genetic gains and present performance of layers and broilers were reviewed Current and developing technologies pertinent to the breeding of layers and broilers were discussed with some of their assumptions and limitations. Under present methods, contemporary theory and selection technologies are critiqued Under developing technologies, selection for adaptation to production environ...
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ژورنال
عنوان ژورنال: Canadian Journal of Animal Science
سال: 1984
ISSN: 0008-3984,1918-1825
DOI: 10.4141/cjas84-062