Performance and egg quality of Embrapa 051 laying hens subjected to different feeding programs
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چکیده
منابع مشابه
Efficacy of Feeding Various Calcium Source and Concentration on Egg Quality, Some Blood Variables, and Performance of Aged Laying Hens
The primary aim of this study was to assay the influence of dietary Ca sources and levels on performance, egg quality indices, and selected blood variables of laying hens. A total of 192 Bovanz commercial layers were distributed to 6 dietary treatment groups with 4 replicates and 8 birds in each replicate. The experimental diets were iso-caloric and iso-nitrogenous, but they were different in t...
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The objective of this study was to compare the performance, egg quality, and microbial contamination of egg shells from hens maintained in different housing systems, such as conventional and enriched cages, litter, and aviaries. The housing system significantly (P < 0.001) influenced the performance characteristics. The highest egg production, lowest daily feed consumption, and feed conversion ...
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Sodium bentonite can bind to dietary pigment and decreases yolk color scale. Sodium bentonite is one of the main parts of Formycine® Gold, the effect of different levels of Formycine® Gold and dietary pigment on egg quality, egg yolk color and performance criteria of laying hens from 26 to 34 week of age were studied. One hundred ninety two Hy-Line hens were divided into 24 groups of 8 birds ea...
متن کاملPerformance and Egg Quality of Laying Hens Fed Diets Supplemented with Herbal Extracts and Flaxseed
In this experiment, the effects of fennel and thyme extracts with and without flaxseed were investigated on performance and egg quality of Leghorn-type laying hens (Hy-Line W-36). 200 laying hens from 26 to 38 weeks of age were assigned to five dietary treatments with five replications. The treatment groups were: 1) Control (a diet without any additives); 2) control diet plus fennel (40 mg/kg f...
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ژورنال
عنوان ژورنال: Medicina Veterinária (UFRPE)
سال: 2020
ISSN: 1809-4678,1809-4678
DOI: 10.26605/medvet-v14n1-3715