Performance and welfare of different genetic groups of laying hen
نویسندگان
چکیده
منابع مشابه
Laying Hen Welfare Fact Sheet
among the major stressors in poultry that cause suffering and death of chickens. Beak trimming, removal of 1/3 to 1/2 of the beak, is a routine husbandry procedure practiced in the poultry industry, including laying hens, broiler breeders, turkey and ducks, to prevent those undesirable behaviors. However, beak trimming is a painful procedure. There is a considerable body of morphological, neuro...
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متن کاملEffect of Different Levels of Germinated Barley on Performance and Egg Quality in Laying Hen
Objective: The experiment was conducted to evaluate the effect of different levels of germinated barley on performance and egg quality in laying hen. Methods: One hundred and twenty laying hens, 44-weeks old, Lohmann LSL hens were used in this experiment. Birds were assigned randomly to the groups, each of which consisted of 20 birds (4 replicate cages each containing 5 birds). The experiment w...
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the effects of planning on accuracy and complexity of iranian efl students’ written narrative task performance
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ژورنال
عنوان ژورنال: Acta Scientiarum. Animal Sciences
سال: 2019
ISSN: 1807-8672,1806-2636
DOI: 10.4025/actascianimsci.v41i1.42904