Laying Performance
Effects of Methionine Hydroxy Analog Chelated Cu/Mn/Zn on Laying Performance, Egg Quality, Enzyme Activity and Mineral Retention of Laying Hens
... on laying performance, egg quality, enzyme activity and mineral retention in ...layers. Laying hens (Hyline Brown) of 37 weeks old were fed with 4 different diets with organic or inorganic trace ...
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Effects of phytase B on laying performance, eggshell quality and on phosphorus and calcium balance in laying hens fed phosphorus deficient maize soybean meal diets
... intake, laying performance, eggshell quality, and on phosphorus and calcium balance in laying ...in laying hens fed low-NPP, maize-soybean meal-based ...
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Effect of dietary nonphytate phosphorus on laying performance and small intestinal epithelial phosphate transporter expression in Dwarf pink-shell laying hens
... on laying performance and the expression patterns of phosphorus metabolism related genes in Dwarf pink-shell laying ...pink-shell laying hens were fed the same corn-soybean basal meals but ...
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Effect of emulsified fat powder on the laying performance, egg quality, serum biochemical parameters and antioxidant activity
... on laying performance, egg quality, serum biochemical parameters and antioxidant ...Rohman laying hens were randomly divided into 4 dietary treatments of 100 ...egg laying and mean egg weight ...
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Type of Music on the Growth and Laying Performance, Behavior and Marketability of Quails
... However, despite its advantages, quail raising in the Philippines cannot reach its full potential due to the birds sensitivity to noise stress that poses a reduction on weight and significant decrease in egg production. ...
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Effects of differences in the initial body weight of groups on laying performance and egg quality parameters of Lohmann laying hens
... The effects of different body weight groups and age periods on egg quality parameters are presented in Table 3. All the egg quality parameters were af- fected by laying periods (I, II, III and IV). The ef- fect of ...
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Article: Effect of anti-prolactin drug and peppermint on broodiness, laying performance and egg quality in indigenous hens
... broodiness, laying performance and egg quality in indigenous ...indigenous laying hens (30-40 weeks of age), were assigned for treatment with peppermint solution and ...Sixty laying hens were ...
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Laying performance and eggshell quality in laying hens fed diets supplemented with prebiotics and organic acids
... on laying performance was studied in an experiment with Lohman layers con- ducted by Yesilbag and Colpan ...improved laying rate at 24–28 and 36–38 weeks of age as a result of the inclusion of ...
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Indigenous Race of Hen: Egg Physical Characteristics and Laying Performance - Case of a Family Poultry Farm in Madagascar
... The purpose of the present study is to get a better knowledge of the Malagasy indigenous race of hen through its egg physical characteristics and its laying performance in order to promote villager poultry ...
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Effects of dietary phosphorous supplementation on laying performance, egg quality, bone health and immune responses of laying hens challenged with Escherichia coli lipopolysaccharide
... In modern poultry production, birds are always con- fronted with various challenges, such as immunological stress, pathogen infection and environmental stress, etc. These harmful factors induce nonessential immune ...
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Effects of laying hens housing system on laying performance, egg quality characteristics, and egg microbial contamination
... the performance of hens and the egg quality ...of laying hens is permitted only in enriched cages or in alternative systems, such as litter housings, aviaries or free range, to improve the welfare of the ...
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Effect of different supplements on eggshell quality, some characteristics of gastrointestinal tract and performance of laying hens
... laying performance. In this study, MOS supplementation to the diet of laying hens significantly increased egg weight and feed conversion ratio compared to the ...
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Effects of feed supplementation with manganese from its different sources on performance and egg parameters of laying hens
... Manganese as an essential trace element plays an important biological role in animals, in particular for normal bone formation, reproductive function, brain function, carbohydrate and lipid metabolism (Underwood, 1977). ...
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Effects of Various Levels of Oxidized Oil on Performance, Egg Quality and Some Blood Metabolites in Laying Hens
... reduced laying performance but only higher concentrations (75 and 100%) significantly reduced EW, EP, and EM (P < ...in performance with dietary oxidized oils (Sanchez-Muniz et ...
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The effect of enzyme and protein source on laying hens performance, eggshell and bone traits
... eggshell was laid by hens from groups fed with the inclusion of YLM. Addition of phytase had a positive impact on increasing the strength of eggshell (Table 5). Only inclusion of enzymes affected significantly on shell ...
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Performance of laying hens fed high copra meal - based diets with or without exogenous enzyme supplementation
... of laying performance of the hens (Table 3) showed significant (P<005) dietary effect on feed intake, hen-day egg production, egg weight and egg mass, with the highest values observed in the group fed ...
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Influence of dietary vitamin C and selenium, alone and in combination, on the performance of laying hens and quality of eggs
... forty laying hens were fed diets supplemented with vitamin C and selenium ...the laying performance; however, vitamin C significantly decreased feed intake and egg ...the laying ...
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Exogenous estradiol improves shell strength in laying hens at the end of the laying period
... Boosting laying birds with exogenous estrogen produces somewhat inconsistent results. Some are clearly related to dose and generally high doses reduce egg production with negative or no effect on shell quality, ...
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Effects Of Feeder Space and Feeding Programs During Rearing and Laying On Broiler Breeder Reproductive Performance and Livability.
... Historically, the brood-grow-lay housing system where broiler breeders reside for 65 wk in a single facility has been popular internationally while the brood-grow and lay housing system where broiler breeders have been ...
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Effect of Supplemental Oregano Essential Oils in Diets on Production Performance and Relatively Intestinal Parameters of Laying Hens
... productive performance, egg quality characteris- tics, cecal microbiota, digestive enzyme activities, mucosa structure of the duodenum and jejunum and glucose and small peptides transporters expression in the ...
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